| Team Name | Roster | League Name | Level | G | W | L | Pct | GBL | Rk | RF | RA | Diff | Manager | Ballpark |
| Oakland Athletics | Stats -- Roster | American League | MLB | 162 | 68 | 94 | .420 | 20.0 | 5 | 694 | 729 | -35 | Bob Melvin | Oakland-Alameda County Coliseum |
| Nashville Sounds | Stats -- Roster | Pacific Coast League | AAA | 160 | 66 | 78 | .458 | 12.0 | 3 | 591 | 623 | -32 | Steve Scarsone | First Tennessee Park |
| Midland RockHounds | Stats -- Roster | Texas League | AA | 177 | 83 | 57 | .593 | 6.0 | 2 | 724 | 629 | +95 | Ryan Christenson | Security Bank Ballpark |
| Stockton Ports | Stats -- Roster | California League | A+ | 168 | 74 | 66 | .529 | 10.0 | 2 | 647 | 595 | +52 | Rick Magnante | Banner Island Ballpark |
| Beloit Snappers | Stats -- Roster | Midwest League | A | 149 | 55 | 84 | .396 | 33.5 | 6 | 568 | 755 | -187 | Fran Riordan | Harry C. Pohlman Field |
| Vermont Lake Monsters | Stats -- Roster | New York-Penn League | A- | 127 | 33 | 42 | .440 | 9.0 | 4 | 316 | 377 | -61 | Aaron Nieckula | Centennial Field |
| Arizona Athletics | Stats -- Roster | Arizona League | Rk | 118 | 24 | 32 | .429 | 8.5 | 5 | 225 | 274 | -49 | Ruben Escalera | Fitch Park |
| Dominican Athletics | Stats -- Roster | Dominican Summer League | Rk | 120 | 26 | 46 | .361 | 17.0 | 6 | 239 | 344 | -105 | ||
| Organizational Totals: | 928 | 429 | 499 | .462 | 27 | 4004 | 4326 | -322 | ||||||
2015 Organizational Org Roster | Top | PREV NEXT | Major Leaguers | Active Players | 1st Round Draft Picks | Still Active on Roster |
| Player Name | Pos | Team(s) | Ht | Wt | B-T | BornDate | Age | Place | HiLvl | Stat Years | MLB Years | Draft Information | College(s) | Status | Current Org (Level) |
| Fernando Abad | P | Oakland (MLB) | 6-2 | 170 | L-L | 1985-12-17 | 29 | La Romana,Dom Rep | MLB | 2007-2018 | 2010-2017 | 2002- UDFA-HOU | Minors | New York Mets (MLB) | |
| Javier Agelvis | 2B | DSL Athletics (Rk) | 6-1 | 170 | R-R | 1997-08-18 | 17 | San Cristobal,Venezuela | RK | 2014-2017 | - | (MLB) | |||
| Iolana Akau | C | Vermont (A-) Beloit (A) | 5-11 | 180 | R-R | 1995-08-31 | 19 | Waipahu,Hawaii | A+ | 2013-2018 | - | 2013-20- 611-OAK | Free Agent | - (MLB) | |
| Raul Alcantara | P | Stockton (A+) | 6-3 | 180 | R-R | 1992-12-04 | 22 | Barahona,Dom Rep | MLB | 2010-2018 | 2016-2017 | 2009- UDFA-BOS | Minors | Oakland Athletics (AAA) | |
| Yordy Alejo | P | Azl Athletics (Rk) | 6-2 | 186 | R-R | 1993-11-13 | 21 | Puerto Cabello,Venezuela | A | 2011-2017 | - | Free Agent | (MLB) | ||
| Anthony Aliotti | 1B | Midland (AA) Nashville (AAA) | 6-1 | 205 | L-L | 1987-07-16 | 27 | Boise,Idaho | AAA | 2007-2015 | - | 2009-15- 453-OAK | St. Mary's Col California | Free Agent | (MLB) |
| Xavier Altamirano | P | Azl Athletics (Rk) | 6-3 | 195 | R-R | 1994-07-20 | 20 | Douglas,Arizona | A+ | 2014-2018 | - | 2015-27- 818-OAK | Oral Roberts U., Cochise Col | Minors | Oakland Athletics (A-) |
| RJ Alvarez | P | Nashville (AAA) Oakland (MLB) | 6-1 | 180 | R-R | 1991-06-08 | 24 | Royal Palm Beach,Florida | MLB | 2012-2018 | 2014-2015 | 2012- 3- 114-ANA | Florida Atl U. | Minors | Miami Marlins (MLB) |
| Bryan Anderson | C | Nashville (AAA) Oakland (MLB) | 6-0 | 190 | L-R | 1986-12-16 | 28 | Thousand Oaks,California | MLB | 2005-2016 | 2010-2015 | 2005- 4- 140-SLN | Free Agent | (MLB) | |
| Ivan Andueza | P | Azl Athletics (Rk) | 5-11 | 180 | L-L | 1995-02-07 | 20 | Barquisimeto,Venezuela | A | 2013-2018 | - | Free Agent | - (MLB) | ||
| Matt Angle | OF | Midland (AA) Nashville (AAA) | 5-10 | 175 | L-R | 1985-09-10 | 29 | Columbus,Ohio | MLB | 2005-2015 | 2011-2011 | 2007- 7- 219-BAL | Ohio St | Free Agent | (MLB) |
| Ruber Aquino | P | DSL Athletics (Rk) | 6-2 | 185 | R-R | 1996-12-29 | 18 | Sabana Grande de Palenque,Dom Rep | RK | 2014-2017 | - | (MLB) | |||
| Tomy Arias | OF | DSL Athletics (Rk) | 6-2 | 185 | R-R | 1997-03-04 | 18 | Bani,Dom Rep | RK | 2015-2017 | - | (MLB) | |||
| Tim Atherton | P | Stockton (A+) Midland (AA) | 6-2 | 220 | R-R | 1989-11-07 | 25 | Kempsey,Australia | AAA | 2008-2015 | - | Free Agent | (MLB) | ||
| Andres Avila | P | Stockton (A+) Midland (AA) | 6-0 | 185 | R-R | 1990-06-20 | 25 | Mexico City,Mexico | AAA | 2010-2017 | - | Free Agent | (MLB) | ||
| Luis Barrera | OF | Azl Athletics (Rk) | 6-0 | 180 | L-L | 1995-11-15 | 19 | Tamboril,Dom Rep | AA | 2013-2018 | - | 2012- UDFA-OAK | Active | Oakland Athletics (MLB) | |
| Franklin Barreto | SS | Stockton (A+) | 5-9 | 174 | R-R | 1996-02-27 | 19 | Caracas,Venezuela | MLB | 2013-2018 | 2017-2018 | 2012- UDFA-TOR | Active | Oakland Athletics (MLB) | |
| Chris Bassitt | P | Nashville (AAA) Oakland (MLB) | 6-5 | 195 | R-R | 1989-02-22 | 26 | Curtice,Ohio | MLB | 2011-2018 | 2014-2018 | 2011-16- 501-CHA | Akron | Active | Oakland Athletics (MLB) |
| Trevor Bayless | P | Beloit (A) Stockton (A+) Nashville (AAA) | 6-3 | 200 | R-R | 1991-10-06 | 23 | Long Beach,California | AAA | 2013-2018 | - | 2013-22- 671-OAK | San Diego, Palomar Col | Free Agent | (MLB) |
| Derek Beasley | P | Vermont (A-) | 6-1 | 190 | L-L | 1992-02-02 | 23 | Harlem,Georgia | A- | 2014-2016 | - | 2014-30- 912-OAK | South Carolina-Aiken | Free Agent | (MLB) |
| Joe Bennie | 2B | Beloit (A) | 6-1 | 180 | R-R | 1991-05-07 | 24 | Stroudsburg,Pennsylvania | AA | 2010-2017 | - | 2013-28- 851-OAK | La Salle U., East Stroudsburg Pennsylvania | Free Agent | (MLB) |
| Marc Berube | P | Azl Athletics (Rk) | 6-2 | 180 | R-R | 1993-02-12 | 22 | Trois Pistoles,Quebec | A | 2015-2018 | - | 2015-28- 848-OAK | Pittsburgh, Northeastern Oklahoma A&M Col | Free Agent | (MLB) |
| Boomer Biegalski | P | Azl Athletics (Rk) | 6-2 | 165 | R-R | 1994-07-13 | 20 | Tallahassee,Florida | A+ | 2015-2018 | - | 2015-14- 428-OAK | Florida St, Col. Central Florida | Minors | Oakland Athletics (A+) |
| Carson Blair | C | Midland (AA) Nashville (AAA) Oakland (MLB) | 6-1 | 190 | R-R | 1989-10-18 | 25 | Argyle,Texas | MLB | 2008-2017 | 2015-2015 | 2008-35-1072-BOS | Free Agent | (MLB) | |
| Argenis Blanco | P | Azl Athletics (Rk) | 6-1 | 165 | R-R | 1996-05-23 | 19 | Los Teques,Venezuela | A- | 2013-2017 | - | Minors | Oakland Athletics (A-) | ||
| Skye Bolt | OF | Vermont (A-) | 6-1 | 170 | B-R | 1994-01-15 | 21 | Woodstock,Georgia | AA | 2013-2018 | - | 2015- 4- 128-OAK | North Carolina | Active | Oakland Athletics (MLB) |
| Heath Bowers | IF | Vermont (A-) | 6-3 | 180 | R-R | 1993-07-25 | 21 | Lillington,North Carolina | AA | 2015-2018 | - | 2015-24- 728-OAK | Campbell U. | Minors | Oakland Athletics (AA) |
| B.J. Boyd | OF | Stockton (A+) | 5-10 | 220 | L-R | 1993-07-16 | 21 | Palo Alto,California | AAA | 2012-2018 | - | 2012- 4- 139-OAK | Free Agent | - (MLB) | |
| Ben Bracewell | P | Stockton (A+) | 6-0 | 194 | R-R | 1990-09-19 | 24 | Birmingham,Alabama | AAA | 2010-2018 | - | Mississippi St | Minors | Oakland Athletics (AA) | |
| Sam Bragg | P | Stockton (A+) | 6-1 | 190 | B-R | 1993-03-23 | 22 | Marietta,Georgia | AAA | 2013-2018 | - | 2013-18- 551-OAK | Georgia Perimeter Col | Minors | Oakland Athletics (AAA) |
| Ryan Brasier | P | Azl Athletics (Rk) Nashville (AAA) | 6-0 | 190 | R-R | 1987-08-26 | 27 | Wichita Falls,Texas | MLB | 2007-2018 | 2013-2018 | 2007- 6- 208-ANA | Weatherford Col, Sierra Col | Active | Boston Red Sox (MLB) |
| Jose Brizuela | 3B | Beloit (A) Stockton (A+) | 6-0 | 180 | L-R | 1992-08-31 | 22 | Weston,Florida | A+ | 2012-2018 | - | 2014-16- 492-OAK | Florida St | Free Agent | - (MLB) |
| Aaron Brooks | P | Nashville (AAA) Oakland (MLB) | 6-4 | 220 | R-R | 1990-04-27 | 25 | San Bernardino,California | MLB | 2009-2018 | 2014-2018 | 2011- 9- 276-KCA | Cal St San Bernardino | Active | Oakland Athletics (MLB) |
| Seth Brown | 1B | Azl Athletics (Rk) Vermont (A-) | 6-3 | 220 | L-L | 1992-07-13 | 22 | Medford,Oregon | AA | 2013-2018 | - | 2015-19- 578-OAK | Lewis-Clark St, Linn-Benton CC | Minors | Oakland Athletics (AA) |
| Jaycob Brugman | OF | Midland (AA) | 5-11 | 170 | L-L | 1992-01-18 | 23 | Phoenix,Arizona | MLB | 2011-2018 | 2017-2017 | 2013-17- 521-OAK | Brigham Young U. | Minors | Baltimore Orioles (AAA) |
| Billy Burns | OF | Nashville (AAA) Oakland (MLB) | 5-9 | 165 | R-R | 1989-08-30 | 25 | Marietta,Georgia | MLB | 2009-2018 | 2014-2017 | 2011-32- 967-WAS | Mercer U. | Minors | New York Yankees (MLB) |
| Billy Butler | DH | Oakland (MLB) | 6-2 | 225 | R-R | 1986-04-18 | 29 | Orange Park,Florida | MLB | 2004-2016 | 2007-2016 | 2004- 1- 14-KCA | Free Agent | (MLB) | |
| Brendan Butler | P | Azl Athletics (Rk) | 6-3 | 205 | R-R | 1993-05-02 | 22 | Sayville,New York | A+ | 2015-2018 | - | 2015-30- 908-OAK | Fairleigh Dickinson U., Dowling Col | Minors | Oakland Athletics (A+) |
| Alexander Calderon | P | DSL Athletics (Rk) | 6-3 | 170 | L-L | 1996-02-23 | 19 | San Juan De La Maguana,Dom Rep | RK | 2014-2017 | - | (MLB) | |||
| Mark Canha | 1B | Oakland (MLB) | 6-2 | 195 | R-R | 1989-02-15 | 26 | San Jose,California | MLB | 2008-2018 | 2015-2018 | 2010- 7- 227-FLO | California | Active | Oakland Athletics (MLB) |
| Luke Carlin | C | Nashville (AAA) | 5-11 | 180 | B-R | 1980-12-20 | 34 | Silver Spring,Maryland | MLB | 2000-2015 | 2008-2012 | 2002-10- 290-DET | Northeastern U. | Free Agent | (MLB) |
| Alden Carrithers | 3B-OF | Nashville (AAA) | 5-10 | 174 | L-R | 1984-11-14 | 30 | San Luis Obispo,California | AAA | 2005-2015 | - | 2008-15- 463-DET | California-Santa Barbara, UCLA | Free Agent | (MLB) |
| Matt Carson | OF | Nashville (AAA) | 6-2 | 200 | R-R | 1981-07-01 | 33 | Newport Beach,California | MLB | 2000-2015 | 2009-2013 | 2002- 5- 156-NYA | Brigham Young U. | Free Agent | (MLB) |
| Angel Castro | P | Nashville (AAA) Oakland (MLB) | 5-11 | 200 | R-R | 1982-11-14 | 32 | Pimentel,Dom Rep | MLB | 2007-2017 | 2015-2015 | 2006-13- 382-DET | Western Oklahoma St | Free Agent | (MLB) |
| Dakota Chalmers | P | Azl Athletics (Rk) | 6-3 | 170 | R-R | 1996-10-08 | 18 | Cumming,Georgia | A | 2015-2018 | - | 2015- 3- 97-OAK | Minors | Minnesota Twins (A) | |
| Matt Chapman | 3B | Stockton (A+) | 6-1 | 195 | R-R | 1993-04-28 | 22 | Victorville,California | MLB | 2012-2018 | 2017-2018 | 2014- 1- 25-OAK | Cal St Fullerton | Active | Oakland Athletics (MLB) |
| Wandisson Charles | P | DSL Athletics (Rk) | 6-6 | 220 | R-R | 1996-09-07 | 18 | Bani,Dom Rep | A | 2015-2018 | - | Minors | Oakland Athletics (A) | ||
| Jesse Chavez | P | Oakland (MLB) | 6-2 | 153 | R-R | 1983-08-21 | 31 | Riverside,California | MLB | 2003-2018 | 2008-2018 | 2002-42-1252-TEX | Riverside CC | Active | Texas Rangers (MLB) |
| Jose Chavez | C | Beloit (A) Stockton (A+) | 5-11 | 175 | R-R | 1995-05-08 | 20 | Saltillo,Mexico | AA | 2012-2018 | - | Free Agent | - (MLB) | ||
| Tyler Clippard | P | Oakland (MLB) | 6-3 | 170 | R-R | 1985-02-14 | 30 | Lexington,Kentucky | MLB | 2003-2018 | 2007-2018 | 2003- 9- 274-NYA | Free Agent | (MLB) | |
| Branden Cogswell | IF | Stockton (A+) | 6-2 | 170 | L-R | 1993-01-12 | 22 | Ballston Lake,New York | AA | 2012-2017 | - | 2014- 7- 222-OAK | Virginia | Minors | Oakland Athletics (A+) |
| Phil Coke | P | Stockton (A+) Nashville (AAA) | 6-1 | 210 | L-L | 1982-07-19 | 32 | Sonora,California | MLB | 2003-2017 | 2008-2016 | 2002-26- 786-NYA | San Joaquin Delta Col | International | (MLB) |
| Nick Collins | C | Azl Athletics (Rk) Vermont (A-) | 6-1 | 250 | L-R | 1994-04-13 | 21 | Carthage,North Carolina | A | 2013-2016 | - | 2015- 8- 248-OAK | Georgetown U. | Free Agent | (MLB) |
| Shane Conlon | 1B | Azl Athletics (Rk) | 5-11 | 170 | L-L | 1992-02-27 | 23 | Downers Grove,Illinois | RK | 2011-2015 | - | 2015-34-1028-OAK | Kansas St | Retired | (MLB) |
| Ryan Cook | P | Nashville (AAA) Oakland (MLB) | 6-2 | 210 | R-R | 1987-06-30 | 28 | Clovis,California | MLB | 2008-2018 | 2011-2018 | 2008-27- 828-ARI | USC | International | (MLB) |
| Daniel Coulombe | P | Oakland (MLB) | 6-0 | 185 | L-L | 1989-10-26 | 25 | Scottsdale,Arizona | MLB | 2010-2018 | 2014-2018 | 2012-25- 776-LAN | USC, Texas Tech U., South Mountain CC | Minors | New York Yankees (MLB) |
| Dylan Covey | P | Stockton (A+) | 6-2 | 195 | R-R | 1991-08-14 | 23 | Pasadena,California | MLB | 2013-2018 | 2017-2018 | 2013- 4- 131-OAK | San Diego | Active | Chicago White Sox (MLB) |
| Coco Crisp | CF | Stockton (A+) Oakland (MLB) | 6-0 | 185 | B-R | 1979-11-01 | 35 | Los Angeles,California | MLB | 1999-2016 | 2002-2016 | 1999- 7- 222-SLN | Los Angeles Pierce Col | Free Agent | (MLB) |
| Bobby Crocker | OF | Midland (AA) | 6-3 | 200 | R-R | 1990-05-01 | 25 | Soquel,California | AA | 2009-2015 | - | 2011- 4- 136-OAK | Cal Poly | Retired | (MLB) |
| Ike Davis | 1B | Nashville (AAA) Oakland (MLB) | 6-4 | 215 | L-L | 1987-03-22 | 28 | Edina,Minnesota | MLB | 2006-2017 | 2010-2016 | 2008- 1- 18-NYN | Arizona St | Free Agent | (MLB) |
| Frederick De la Cruz | P | DSL Athletics (Rk) | 6-3 | 170 | R-R | 1996-09-13 | 18 | San Cristobal,Dom Rep | RK | 2015-2017 | - | Minors | Oakland Athletics (Rk) | ||
| Vicmal De La Cruz | OF | Vermont (A-) | 6-0 | 185 | L-L | 1993-11-20 | 21 | Santo Domingo,Dom Rep | A- | 2011-2015 | - | Free Agent | (MLB) | ||
| Eury De La Rosa | P | Nashville (AAA) | 5-9 | 150 | L-L | 1990-02-24 | 25 | Santiago,Dom Rep | MLB | 2009-2017 | 2013-2014 | 2008- UDFA-ARI | Free Agent | (MLB) | |
| Martin De Los Santos | SS | DSL Athletics (Rk) | 6-0 | 170 | R-R | 1997-01-31 | 18 | Santo Domingo,Dom Rep | RK | 2015-2016 | - | (MLB) | |||
| Derek De Young | P | Vermont (A-) | 6-0 | 165 | R-R | 1991-12-17 | 23 | Plainfield,Illinois | A | 2011-2017 | - | 2012-18- 559-OAK | Oakton CC | Free Agent | (MLB) |
| Bubba Derby | P | Azl Athletics (Rk) Vermont (A-) | 5-10 | 185 | L-R | 1994-02-24 | 21 | Arcadia,California | AAA | 2015-2018 | - | 2015- 6- 188-OAK | San Diego St | Minors | Milwaukee Brewers (AAA) |
| Jordan Devencenzi | C | Azl Athletics (Rk) Vermont (A-) | 6-0 | 210 | R-R | 1993-06-26 | 22 | Tracy,California | AAA | 2013-2018 | - | 2015-26- 788-OAK | Nevada, San Joaquin Delta Col | Minors | Oakland Athletics (A) |
| Edwin Diaz | SS | Azl Athletics (Rk) Beloit (A) | 6-2 | 180 | R-R | 1995-08-25 | 19 | Vega Alta,Puerto Rico | AA | 2013-2018 | - | 2013-15- 461-OAK | Minors | Oakland Athletics (A+) | |
| Ryan Doolittle | P | Midland (AA) | 6-3 | 185 | R-R | 1988-03-25 | 27 | Tabernacle,New Jersey | AAA | 2007-2016 | - | 2008-26- 784-OAK | UNC Wilmington, Cumberland County Col | Free Agent | (MLB) |
| Sean Doolittle | P | Stockton (A+) Midland (AA) Nashville (AAA) Oakland (MLB) | 6-3 | 190 | L-L | 1986-09-26 | 28 | Rapid City,South Dakota | MLB | 2005-2018 | 2012-2018 | 2007- 1- 41-OAK | Virginia | Active | Washington Nationals (MLB) |
| Felix Doubront | P | Oakland (MLB) | 6-2 | 166 | L-L | 1987-10-23 | 27 | Carabobo,Venezuela | MLB | 2006-2017 | 2010-2015 | 2004- UDFA-BOS | International | (MLB) | |
| Dustin Driver | P | Vermont (A-) Beloit (A) | 6-2 | 220 | R-R | 1994-10-11 | 20 | Live Oak,Florida | A | 2013-2016 | - | 2013- 7- 221-OAK | Minors | Oakland Athletics (MLB) | |
| Kevin Duchene | P | Azl Athletics (Rk) Vermont (A-) | 6-1 | 200 | L-L | 1993-12-10 | 21 | Joliet,Illinois | A- | 2015-2017 | - | 2015- 5- 158-OAK | Illinois | Free Agent | (MLB) |
| Shawn Duinkerk | 1B-OF | Vermont (A-) Beloit (A) | 6-5 | 195 | L-R | 1994-08-18 | 20 | Oranjestad,Aruba | A | 2011-2015 | - | Retired | (MLB) | ||
| Ryan Dull | P | Midland (AA) Nashville (AAA) Oakland (MLB) | 5-11 | 165 | R-R | 1989-10-02 | 25 | Winston-Salem,North Carolina | MLB | 2012-2018 | 2015-2018 | 2012-32- 979-OAK | UNC Asheville | Active | Oakland Athletics (MLB) |
| Angel Duno | P | Azl Athletics (Rk) Vermont (A-) | 6-0 | 180 | R-R | 1994-01-10 | 21 | Cantuara,Venezuela | A+ | 2012-2018 | - | Minors | Oakland Athletics (A+) | ||
| Omar Duran | P | Stockton (A+) Midland (AA) | 6-3 | 209 | L-L | 1990-02-26 | 25 | San Francisco de Macoris,Dom Rep | AA | 2009-2016 | - | Free Agent | (MLB) | ||
| Mike Fagan | P | Vermont (A-) Beloit (A) | 5-11 | 160 | R-L | 1992-05-12 | 23 | San Diego,California | A | 2012-2016 | - | 2014- 9- 282-OAK | Princeton U. | Free Agent | (MLB) |
| Kevin Ferrera | P | Vermont (A-) | 6-0 | 170 | L-L | 1993-07-05 | 21 | Santo Domingo,Dom Rep | A- | 2011-2016 | - | Free Agent | (MLB) | ||
| Heath Fillmyer | P | Beloit (A) | 6-1 | 190 | R-R | 1994-05-16 | 21 | Florence,New Jersey | MLB | 2013-2018 | 2018-2018 | 2014- 5- 162-OAK | Mercer County CC | Active | Kansas City Royals (MLB) |
| Kyle Finnegan | P | Stockton (A+) | 6-2 | 180 | R-R | 1991-09-04 | 23 | Kingwood,Texas | AAA | 2013-2018 | - | 2013- 6- 191-OAK | Texas St | Minors | Oakland Athletics (AA) |
| Blake Forsythe | C | Nashville (AAA) | 6-2 | 213 | R-R | 1989-07-31 | 25 | Knoxville,Tennessee | AAA | 2008-2015 | - | 2010- 3- 89-NYN | Tennessee | Free Agent | (MLB) |
| Seth Frankoff | P | Midland (AA) Nashville (AAA) | 6-5 | 190 | R-R | 1988-08-27 | 26 | Raleigh,North Carolina | MLB | 2010-2017 | 2017-2017 | 2010-27- 815-OAK | UNC Wilmington | International | (MLB) |
| Parker Frazier | P | Midland (AA) Nashville (AAA) | 6-5 | 159 | R-R | 1988-11-11 | 26 | Tulsa,Oklahoma | AAA | 2007-2018 | - | 2007- 8- 252-COL | Free Agent | (MLB) | |
| Nate Freiman | 1B | Nashville (AAA) | 6-7 | 240 | R-R | 1986-12-31 | 28 | Washington,District of Columbia | MLB | 2006-2017 | 2013-2014 | 2009- 8- 234-SDN | Duke U. | Free Agent | (MLB) |
| Darwin Frias | P | Vermont (A-) | 6-0 | 192 | R-R | 1992-02-18 | 23 | Nagua,Dom Rep | A+ | 2010-2015 | - | Free Agent | (MLB) | ||
| Kyle Friedrichs | P | Vermont (A-) | 6-1 | 190 | R-R | 1992-01-22 | 23 | San Diego,California | AAA | 2015-2018 | - | 2015- 7- 218-OAK | Long Beach St | Minors | Oakland Athletics (A+) |
| Sam Fuld | LF-CF | Oakland (MLB) | 5-10 | 180 | L-L | 1981-11-20 | 33 | Durham,New Hampshire | MLB | 2001-2015 | 2007-2015 | 2004-10- 306-CHN | Stanford U. | Free Agent | (MLB) |
| Jim Fuller | P | Midland (AA) Nashville (AAA) | 5-10 | 175 | L-L | 1987-06-01 | 28 | Marlborough,Massachusetts | AAA | 2008-2018 | - | 2008-21- 644-NYN | So.Connecticut St, So.New Hampshire U. | Free Agent | (MLB) |
| Koby Gauna | P | Beloit (A) | 6-2 | 210 | R-R | 1993-09-10 | 21 | Redondo Beach,California | A+ | 2014-2016 | - | 2014-20- 612-OAK | Cal St Fullerton | Free Agent | (MLB) |
| Tom Gavitt | C-1B | Azl Athletics (Rk) Vermont (A-) | 6-4 | 185 | R-R | 1992-08-16 | 22 | North Stonington,Connecticut | A | 2011-2016 | - | 2014-19- 582-OAK | Bryant U., CC Rhode Island | Retired | (MLB) |
| Craig Gentry | CF | Nashville (AAA) Oakland (MLB) | 6-2 | 190 | R-R | 1983-11-29 | 31 | Van Buren,Arkansas | MLB | 2003-2018 | 2009-2018 | 2006-10- 298-TEX | Arkansas, Arkansas-Fort Smith | Active | San Francisco Giants (MLB) |
| Trent Gilbert | SS | Beloit (A) Stockton (A+) | 6-1 | 175 | L-R | 1993-03-17 | 22 | Torrance,California | A+ | 2012-2017 | - | 2014-15- 462-OAK | Arizona | Free Agent | (MLB) |
| Javier Godard | 2B | DSL Athletics (Rk) | 6-0 | 170 | R-R | 1995-12-13 | 19 | Baruta,Venezuela | A- | 2013-2018 | - | Free Agent | - (MLB) | ||
| Yhoelnys Gonzalez | OF | DSL Athletics (Rk) | 6-0 | 170 | R-R | 1996-10-30 | 18 | Caracas,Venezuela | RK | 2014-2018 | - | (MLB) | |||
| Jorge Gordon | C | DSL Athletics (Rk) | 5-10 | 175 | R-R | 1997-10-28 | 17 | Panama City,Panama | RK | 2015-2018 | - | 2014- UDFA-OAK | (MLB) | ||
| John Gorman | P | Azl Athletics (Rk) Vermont (A-) | 6-2 | 220 | R-R | 1992-02-19 | 23 | Norwood,Massachusetts | AA | 2012-2018 | - | 2015-31- 938-OAK | Boston Col | Minors | Oakland Athletics (AA) |
| Ryan Gorton | C | Azl Athletics (Rk) Vermont (A-) Beloit (A) | 6-2 | 190 | R-R | 1990-02-27 | 25 | Portland,Oregon | AA | 2009-2016 | - | 2012-31- 949-OAK | Oregon St | Free Agent | (MLB) |
| Daniel Gossett | P | Beloit (A) | 6-2 | 165 | R-R | 1992-11-13 | 22 | Spartanburg,South Carolina | MLB | 2014-2018 | 2017-2018 | 2014- 2- 65-OAK | Clemson U. | DL-60 | Oakland Athletics (MLB) |
| Kendall Graveman | P | Nashville (AAA) Oakland (MLB) | 6-1 | 189 | R-R | 1990-12-21 | 24 | Alexander City,Alabama | MLB | 2012-2018 | 2014-2018 | 2013- 8- 235-TOR | Mississippi St | Active | Chicago Cubs (MLB) |
| Brett Graves | P | Beloit (A) | 6-1 | 170 | R-R | 1993-01-30 | 22 | St. Charles,Missouri | MLB | 2014-2018 | 2018-2018 | 2014- 3- 101-OAK | Missouri | Minors | Miami Marlins (MLB) |
| Sonny Gray | P | Oakland (MLB) | 6-0 | 185 | R-R | 1989-11-07 | 25 | Smyrna,Tennessee | MLB | 2010-2018 | 2013-2018 | 2011- 1- 18-OAK | Vanderbilt U. | Active | Cincinnati Reds (MLB) |
| AJ Griffin | P | Stockton (A+) Nashville (AAA) | 6-5 | 215 | R-R | 1988-01-28 | 27 | El Cajon,California | MLB | 2010-2018 | 2012-2017 | 2010-13- 395-OAK | San Diego | Free Agent | - (MLB) |
| Jerad Grundy | P | Beloit (A) | 5-11 | 180 | L-L | 1990-09-11 | 24 | Johnsburg,Illinois | A | 2013-2015 | - | 2013-10- 311-OAK | Miami, Heartland CC, Kentucky | Free Agent | (MLB) |
| Miguel Guzman | C | Azl Athletics (Rk) | 6-2 | 210 | R-R | 1995-03-10 | 20 | Santiago de los Caballeros,Dom Rep | A | 2013-2016 | - | Free Agent | (MLB) | ||
| Jesse Hahn | P | Oakland (MLB) | 6-5 | 182 | R-R | 1989-07-30 | 25 | Norwich,Connecticut | MLB | 2012-2018 | 2014-2017 | 2010- 6- 191-TBA | Virginia Tech | Active | Kansas City Royals (MLB) |
| Kris Hall | P | Midland (AA) Nashville (AAA) | 6-2 | 200 | R-R | 1991-06-08 | 24 | Honolulu,Hawaii | AAA | 2012-2016 | - | 2012- 8- 259-OAK | Cleveland St, Lee U. | Free Agent | (MLB) |
| James Harris | OF | Beloit (A) Nashville (AAA) | 6-1 | 180 | R-R | 1993-08-07 | 21 | Hayward,California | AAA | 2011-2018 | - | 2011- 1- 60-TBA | Free Agent | (MLB) | |
| Alex Hassan | OF | Nashville (AAA) | 6-3 | 200 | R-R | 1988-04-01 | 27 | Quincy,Massachusetts | MLB | 2007-2016 | 2014-2014 | 2009-20- 618-BOS | Duke U. | Free Agent | (MLB) |
| Ryon Healy | 3B | Midland (AA) | 6-5 | 215 | R-R | 1992-01-10 | 23 | West Hills,California | MLB | 2011-2018 | 2016-2018 | 2013- 3- 100-OAK | Oregon | Active | Seattle Mariners (MLB) |
| Tucker Healy | P | Midland (AA) | 6-1 | 195 | L-R | 1990-06-15 | 25 | Needham,Massachusetts | AAA | 2012-2018 | - | 2012-23- 709-OAK | Ithaca Col | Free Agent | - (MLB) |
| Luis Hernandez | C | DSL Athletics (Rk) | 5-11 | 203 | R-R | 1994-09-03 | 20 | Sincelejo,Colombia | RK | 2012-2015 | - | (MLB) | |||
| Carlos Hiciano | SS | Azl Athletics (Rk) | 6-2 | 175 | R-R | 1996-10-29 | 18 | San Francisco de Macoris,Dom Rep | RK | 2014-2017 | - | 2013- UDFA-OAK | Free Agent | (MLB) | |
| Justin Higley | OF | Beloit (A) Stockton (A+) | 6-4 | 200 | L-R | 1992-12-25 | 22 | Sacramento,California | A+ | 2011-2016 | - | 2013-13- 401-OAK | Sacramento St | Free Agent | (MLB) |
| Tyler Hollstegge | P | Beloit (A) Stockton (A+) | 6-2 | 185 | R-R | 1990-12-17 | 24 | Cincinnati,Ohio | A+ | 2012-2015 | - | 2012-21- 649-OAK | UNC Greensboro | Free Agent | (MLB) |
| Ryan Howell | OF | Vermont (A-) | 6-0 | 190 | R-R | 1992-10-30 | 22 | Oakland,California | A | 2012-2016 | - | 2015-15- 458-OAK | Oregon St, Chabot Col, Nevada | Free Agent | (MLB) |
| Reynaldo Hoyos | P | DSL Athletics (Rk) | 6-0 | 167 | L-L | 1994-05-23 | 21 | Cucuta,Colombia | RK | 2012-2015 | - | (MLB) | |||
| Rob Huber | P | Beloit (A) | 6-0 | 190 | R-R | 1992-01-08 | 23 | Plano,Texas | A+ | 2014-2016 | - | 2014-26- 792-OAK | Duke U. | Free Agent | (MLB) |
| Brock Huntzinger | P | Nashville (AAA) | 6-3 | 200 | R-R | 1988-07-02 | 26 | Anderson,Indiana | AAA | 2007-2016 | - | 2007- 3- 114-BOS | Free Agent | (MLB) | |
| Dustin Hurlbutt | P | Azl Athletics (Rk) | 6-1 | 195 | R-R | 1992-11-05 | 22 | Bartlesville,Oklahoma | AAA | 2015-2018 | - | 2015-16- 488-OAK | Tabor Col | Free Agent | - (MLB) |
| Jhenderson Hurtado | P | DSL Athletics (Rk) | 6-1 | 180 | L-L | 1996-03-28 | 19 | Valencia,Venezuela | A | 2014-2018 | - | Minors | Oakland Athletics (A) | ||
| Chris Iriart | IF | Vermont (A-) | 6-2 | 230 | R-R | 1994-10-07 | 20 | Chino Hills,California | A+ | 2013-2018 | - | 2015-12- 368-OAK | Houston, Orange Coast Col | Free Agent | (MLB) |
| Chris Jensen | P | Midland (AA) | 6-4 | 190 | R-R | 1990-09-30 | 24 | Phoenix,Arizona | AAA | 2011-2018 | - | 2011- 6- 198-COL | San Diego | Free Agent | - (MLB) |
| Kevin Johnson | P | Beloit (A) | 6-3 | 190 | R-R | 1991-04-05 | 24 | Midlothian,Illinois | A | 1968-2016 | - | 2013-24- 731-OAK | Illinois | Retired | (MLB) |
| Jonathan Joseph | P | Stockton (A+) Midland (AA) | 6-1 | 180 | R-R | 1988-05-17 | 27 | San Pedro de Mac,Dom Rep | AA | 2007-2015 | - | Free Agent | (MLB) | ||
| Scott Kazmir | P | Oakland (MLB) | 6-1 | 170 | L-L | 1984-01-24 | 31 | Houston,Texas | MLB | 2002-2017 | 2004-2016 | 2002- 1- 15-NYN | Free Agent | (MLB) | |
| Branden Kelliher | P | Azl Athletics (Rk) | 5-11 | 175 | R-R | 1995-12-11 | 19 | Lake Stevens,Washington | A- | 2014-2017 | - | 2014- 8- 252-OAK | Free Agent | (MLB) | |
| Seong-Min Kim | C | Vermont (A-) | 6-1 | 200 | R-R | 1993-05-12 | 22 | Sung Nam,Korea | A- | 2012-2015 | - | Free Agent | (MLB) | ||
| Wade Kirkland | SS-2B | Midland (AA) | 5-10 | 180 | R-R | 1989-04-04 | 26 | Lakeland,Florida | AAA | 2008-2016 | - | 2010-11- 335-OAK | Florida So.Col | Free Agent | (MLB) |
| Chris Kohler | P | Vermont (A-) | 6-3 | 190 | L-L | 1995-05-04 | 20 | Rancho Cucamonga,California | A- | 2013-2018 | - | 2013- 3- 106-OAK | Minors | Oakland Athletics (A-) | |
| Max Kuhn | SS | Beloit (A) | 5-11 | 185 | R-R | 1992-09-10 | 22 | Havelock,North Carolina | A | 2012-2015 | - | 2014-13- 402-OAK | Kentucky | Free Agent | (MLB) |
| Aaron Kurcz | P | Nashville (AAA) | 6-0 | 175 | R-R | 1990-08-08 | 24 | Las Vegas,Nevada | AAA | 2010-2017 | - | 2010-10- 310-CHN | United Sts Air Force Academy, Col. So.Nevada | Free Agent | (MLB) |
| Cody Kurz | P | Vermont (A-) | 6-4 | 225 | R-R | 1992-09-13 | 22 | Oxnard,California | A | 2012-2016 | - | 2012- 7- 229-OAK | Oxnard Col | Free Agent | (MLB) |
| Tyler Ladendorf | 3B-2B | Azl Athletics (Rk) Stockton (A+) Nashville (AAA) Oakland (MLB) | 5-11 | 190 | R-R | 1988-03-07 | 27 | Des Plaines,Illinois | MLB | 2007-2018 | 2015-2016 | 2008- 2- 60-MIN | Howard Col | Free Agent | - (MLB) |
| Jesus Lage | SS | DSL Athletics (Rk) | 6-1 | 155 | B-R | 1997-12-01 | 17 | Valencia,Venezuela | A+ | 2015-2018 | - | Minors | Oakland Athletics (A) | ||
| Chris Lamb | P | Stockton (A+) Midland (AA) | 6-0 | 170 | L-L | 1990-06-29 | 25 | Berkeley,California | AAA | 2011-2015 | - | 2011-11- 346-OAK | Davidson Col | Free Agent | (MLB) |
| Brett Lawrie | 3B | Oakland (MLB) | 5-11 | 200 | R-R | 1990-01-18 | 25 | Langley,BC | MLB | 2009-2016 | 2011-2016 | 2008- 1- 16-MIL | Minors | Milwaukee Brewers (MLB) | |
| Arnold Leon | P | Nashville (AAA) Oakland (MLB) | 5-11 | 190 | R-R | 1988-09-06 | 26 | Culiacan,Mexico | MLB | 2008-2016 | 2015-2016 | 2008- UDFA-OAK | International | (MLB) | |
| Tyler Linehan | P | Beloit (A) | 6-0 | 240 | L-L | 1991-08-30 | 23 | Sacramento,California | A | 2013-2015 | - | 2013- 9- 272-MIL | Fresno St | Free Agent | (MLB) |
| Trace Loehr | SS | Vermont (A-) | 5-10 | 175 | L-R | 1995-05-23 | 20 | Milwaukie,Oregon | A+ | 2014-2018 | - | 2014- 6- 192-OAK | Minors | Oakland Athletics (A+) | |
| Nathan Long | P | Midland (AA) Nashville (AAA) | 6-2 | 210 | R-R | 1986-02-09 | 29 | Fort Worth,Texas | AAA | 2009-2015 | - | 2009-26- 783-OAK | Texas-Arlington, Oklahoma | Free Agent | (MLB) |
| Jesus Lopez | SS | Vermont (A-) | 5-11 | 170 | B-R | 1996-10-05 | 18 | Chinandega,Nicaragua | A | 2014-2018 | - | 2013- UDFA-OAK | Minors | Oakland Athletics (A) | |
| Jared Lyons | P | Vermont (A-) | 6-0 | 175 | L-L | 1993-05-18 | 22 | Yorktown,Virginia | A+ | 2015-2017 | - | 2015- 9- 278-OAK | Liberty U. | Minors | Oakland Athletics (A+) |
| Wilfredo Magallanes | P | DSL Athletics (Rk) | 6-2 | 185 | R-R | 1995-11-15 | 19 | Santo Domingo,Dom Rep | RK | 2013-2016 | - | (MLB) | |||
| Sean Manaea | P | Midland (AA) | 6-5 | 235 | R-L | 1992-02-01 | 23 | Wantah,Indiana | MLB | 2014-2018 | 2016-2018 | 2013- 1- 34-KCA | Indiana St | Active | Oakland Athletics (MLB) |
| Evan Manarino | P | Vermont (A-) | 6-1 | 195 | L-L | 1992-12-28 | 22 | Mission Viejo,California | AA | 2015-2018 | - | 2015-25- 758-OAK | California-Irvine, Saddleback Col | Minors | Oakland Athletics (A+) |
| Tyler Marincov | OF | Stockton (A+) | 6-2 | 190 | R-R | 1991-10-20 | 23 | Orlando,Florida | AA | 2011-2018 | - | 2013- 8- 251-OAK | North Florida | Free Agent | - (MLB) |
| Eric Marinez | SS | Azl Athletics (Rk) | 6-1 | 160 | B-R | 1995-09-12 | 19 | Sabana Grande de Palenque,Dom Rep | AA | 2013-2018 | - | 2012- UDFA-OAK | Minors | Oakland Athletics (AA) | |
| Cody Martin | P | Nashville (AAA) Oakland (MLB) | 6-2 | 200 | R-R | 1989-09-04 | 25 | Dos Palos,California | MLB | 2011-2018 | 2015-2017 | 2011- 7- 236-ATL | Gonzaga U. | Free Agent | - (MLB) |
| Mike Martin | OF-IF | Azl Athletics (Rk) | 6-0 | 160 | R-R | 1992-09-29 | 22 | Buffalo Grove,Illinois | A | 2012-2017 | - | 2015-33- 998-OAK | Harvard U. | Minors | Oakland Athletics (A) |
| Richie Martin | SS | Vermont (A-) | 6-0 | 185 | R-R | 1994-12-22 | 20 | Brandon,Florida | AA | 2013-2018 | - | 2015- 1- 20-OAK | Florida | Active | Baltimore Orioles (MLB) |
| Jorge Martinez | P | Azl Athletics (Rk) | 5-11 | 170 | L-L | 1996-01-05 | 19 | Panama City,Panama | A- | 2014-2018 | - | Minors | Oakland Athletics (Rk) | ||
| Robert Martinez | OF | Azl Athletics (Rk) Vermont (A-) Beloit (A) | 6-1 | 180 | R-R | 1994-02-08 | 21 | Yabucoa,Puerto Rico | A | 2012-2016 | - | 2012-19- 589-OAK | Free Agent | (MLB) | |
| Jon Massad | P | Vermont (A-) Beloit (A) | 6-1 | 200 | R-R | 1991-04-19 | 24 | Shrewsbury,Massachusetts | A | 2010-2015 | - | 2013-25- 761-OAK | So.New Hampshire U. | Retired | (MLB) |
| Ryan Mathews | OF | Midland (AA) | 6-3 | 199 | R-R | 1989-08-01 | 25 | Orlando,Florida | AA | 2008-2015 | - | 2012-27- 829-OAK | North Carolina St, Western Carolina U., Santa Fe CC | Free Agent | (MLB) |
| Kent Matthes | OF | Nashville (AAA) | 6-2 | 215 | R-R | 1987-01-08 | 28 | Orlando,Florida | AAA | 2006-2016 | - | 2009- 4- 121-COL | Alabama | Free Agent | (MLB) |
| Bruce Maxwell | C | Midland (AA) | 6-2 | 235 | L-R | 1990-12-20 | 24 | Harvest,Alabama | MLB | 2010-2018 | 2016-2018 | 2012- 2- 62-OAK | Birmingham-So.Col | Free Agent | - (MLB) |
| Brenden McCurry | P | Stockton (A+) Midland (AA) | 5-10 | 165 | R-R | 1992-01-07 | 23 | Tupelo,Oklahoma | AAA | 2011-2018 | - | 2014-22- 672-OAK | Oklahoma St, Howard Col | Minors | Houston Astros (AAA) |
| Casey Meisner | P | Stockton (A+) | 6-7 | 190 | R-R | 1995-05-22 | 20 | Cypress,Texas | AA | 2013-2018 | - | 2013- 3- 84-NYN | Minors | St. Louis Cardinals (AA) | |
| Junior Mendez | P | Beloit (A) Midland (AA) | 6-1 | 210 | R-R | 1992-09-20 | 22 | Patchogue,New York | AA | 2013-2015 | - | 2013-16- 491-OAK | So.New Hampshire U. | Free Agent | (MLB) |
| Daniel Mengden | P | Stockton (A+) | 6-1 | 185 | R-R | 1993-02-19 | 22 | Houston,Texas | MLB | 2012-2018 | 2016-2018 | 2014- 4- 106-HOU | Texas A&M U. | Active | Oakland Athletics (MLB) |
| Melvin Mercedes | 2B | Beloit (A) Stockton (A+) | 5-8 | 170 | B-R | 1992-01-13 | 23 | Bronx,New York | AAA | 2012-2018 | - | 2012-16- 499-OAK | Col. Central Florida | Free Agent | - (MLB) |
| Miguel Mercedes | 3B | Azl Athletics (Rk) | 6-4 | 200 | R-R | 1995-09-12 | 19 | Boca Chica,Dom Rep | A | 2013-2018 | - | 2013- UDFA-OAK | Minors | Oakland Athletics (A) | |
| Corey Miller | P | Vermont (A-) Beloit (A) | 6-3 | 190 | R-R | 1991-11-13 | 23 | Mission Viejo,California | A+ | 2014-2016 | - | 2014-10- 312-OAK | Pepperdine U. | Free Agent | (MLB) |
| Brad Mills | P | Nashville (AAA) Oakland (MLB) | 6-0 | 185 | L-L | 1985-03-05 | 30 | Mesa,Arizona | MLB | 2007-2016 | 2009-2015 | 2007- 4- 145-TOR | Arizona | Free Agent | (MLB) |
| Jesus Monserratt | C | DSL Athletics (Rk) | 6-0 | 180 | R-R | 1997-01-03 | 18 | Guarenas,Venezuela | RK | 2014-2018 | - | Minors | Oakland Athletics (Rk) | ||
| David Montilla | P | DSL Athletics (Rk) | 6-0 | 170 | L-L | 1998-05-29 | 17 | Barquisimeto,Venezuela | RK | 2015-2017 | - | (MLB) | |||
| Jose Mora | P | DSL Athletics (Rk) | 6-3 | 185 | R-R | 1997-10-01 | 17 | San Juan De La Maguana,Dom Rep | A- | 2015-2018 | - | Minors | Oakland Athletics (A-) | ||
| Jose Morban | P | DSL Athletics (Rk) | 6-2 | 162 | R-R | 1997-12-24 | 17 | San Cristobal,Dom Rep | AAA | 2015-2018 | - | Minors | Oakland Athletics (AAA) | ||
| Erick Mordock | OF | DSL Athletics (Rk) | 5-11 | 165 | R-R | 1997-09-09 | 17 | Santiago,Panama | RK | 2015-2017 | - | (MLB) | |||
| Brent Morel | 3B | Nashville (AAA) | 6-1 | 220 | R-R | 1987-04-21 | 28 | Bakersfield,California | MLB | 2006-2017 | 2010-2015 | 2008- 3- 86-CHA | Cal Poly | Free Agent | (MLB) |
| Edward Mujica | P | Stockton (A+) Oakland (MLB) | 6-2 | 180 | R-R | 1984-05-10 | 31 | Valencia,Venezuela | MLB | 2003-2018 | 2006-2017 | 2001- UDFA-CLE | Free Agent | - (MLB) | |
| Robert Mullen | C | Azl Athletics (Rk) | 6-0 | 170 | R-R | 1996-05-23 | 19 | Panama City,Panama | A | 2013-2018 | - | 2012- UDFA-OAK | Minors | Oakland Athletics (A) | |
| Max Muncy | 1B | Nashville (AAA) Oakland (MLB) | 6-0 | 190 | L-R | 1990-08-25 | 24 | Midland,Texas | MLB | 2010-2018 | 2015-2018 | 2012- 5- 169-OAK | Baylor U. | Active | Los Angeles Dodgers (MLB) |
| Yairo Munoz | SS | Beloit (A) Stockton (A+) | 6-1 | 165 | R-R | 1995-01-23 | 20 | - | MLB | 2012-2018 | 2018-2018 | 2012- UDFA-OAK | Active | St. Louis Cardinals (MLB) | |
| James Naile | P | Azl Athletics (Rk) Vermont (A-) | 6-4 | 175 | R-R | 1993-02-08 | 22 | Charleston,Mississippi | AAA | 2015-2018 | - | 2015-20- 608-OAK | Alabama-Birmingham, Parkland Col | Minors | Oakland Athletics (Rk) |
| Carlos Navas | P | Beloit (A) Stockton (A+) | 6-1 | 170 | R-R | 1992-08-13 | 22 | Puerto Cabello,Venezuela | AAA | 2010-2018 | - | Minors | San Francisco Giants (MLB) | ||
| Zach Neal | P | Midland (AA) Nashville (AAA) | 6-2 | 209 | R-R | 1988-11-09 | 26 | Columbia,South Carolina | MLB | 2010-2018 | 2016-2018 | 2010-17- 527-FLO | Sam Houston St, Oklahoma, Howard Col | Free Agent | - (MLB) |
| Emerson Nelo | P | Azl Athletics (Rk) | 5-11 | 180 | R-R | 1995-09-13 | 19 | Carora,Venezuela | RK | 2014-2016 | - | Free Agent | (MLB) | ||
| John Nogowski | OF-1B | Stockton (A+) | 6-2 | 210 | R-L | 1993-01-05 | 22 | Tallahassee,Florida | AA | 2012-2018 | - | 2014-34-1032-OAK | Florida St | Minors | St. Louis Cardinals (AA) |
| Sean Nolin | P | Nashville (AAA) Oakland (MLB) | 6-4 | 235 | L-L | 1989-12-26 | 25 | Seaford,New York | MLB | 2010-2018 | 2013-2015 | 2010- 6- 186-TOR | San Jacinto Col | Free Agent | - (MLB) |
| Jacob Nottingham | C | Stockton (A+) | 6-3 | 200 | R-R | 1995-04-03 | 20 | Redlands,California | MLB | 2013-2018 | 2018-2018 | 2013- 6- 167-HOU | Active | Milwaukee Brewers (MLB) | |
| Renato Nunez | 3B | Midland (AA) | 6-1 | 185 | R-R | 1994-04-04 | 21 | Valencia,Venezuela | MLB | 2011-2018 | 2016-2018 | 2010- UDFA-OAK | Active | Baltimore Orioles (MLB) | |
| Eric O'Flaherty | P | Stockton (A+) Nashville (AAA) Oakland (MLB) | 6-2 | 195 | L-L | 1985-02-05 | 30 | Walla Walla,Washington | MLB | 2003-2017 | 2006-2017 | 2003- 6- 176-SEA | Free Agent | (MLB) | |
| Chad Oberacker | OF | Midland (AA) | 5-11 | 175 | L-L | 1989-01-14 | 26 | Erie,Pennsylvania | AA | 2008-2016 | - | 2011-25- 766-OAK | Tennessee Technological U. | Free Agent | (MLB) |
| Matt Olson | 1B | Midland (AA) | 6-4 | 236 | L-R | 1994-03-29 | 21 | Lilburn,Georgia | MLB | 2012-2018 | 2016-2018 | 2012- 1- 47-OAK | Active | Oakland Athletics (MLB) | |
| Phillip Ortiz | P | Azl Athletics (Rk) | 6-0 | 190 | R-R | 1995-03-06 | 20 | Ponce,Puerto Rico | RK | 2013-2016 | - | Free Agent | (MLB) | ||
| Danny Otero | P | Nashville (AAA) Oakland (MLB) | 6-3 | 200 | R-R | 1985-02-19 | 30 | Miami,Florida | MLB | 2006-2018 | 2012-2018 | 2007-21- 644-SFN | Duke U., South Florida | Active | Cleveland Indians (MLB) |
| Dillon Overton | P | Stockton (A+) Midland (AA) | 6-2 | 172 | L-L | 1991-08-17 | 23 | Clinton,Oklahoma | MLB | 2014-2018 | 2016-2017 | 2013- 2- 63-OAK | Oklahoma | Minors | San Diego Padres (AAA) |
| Tyler Painton | P | Vermont (A-) | 6-5 | 195 | L-L | 1992-02-20 | 23 | Bakersfield,California | A- | 2012-2017 | - | 2010-13- 396-TOR | Oregon St, Bakersfield Col | Free Agent | (MLB) |
| Steven Pallares | IF | Vermont (A-) | 6-2 | 165 | R-R | 1993-04-26 | 22 | Fountain Valley,California | A | 2012-2016 | - | 2015-10- 308-OAK | San Diego St | Free Agent | (MLB) |
| Chih Fang Pan | 2B | Stockton (A+) | 6-1 | 170 | L-R | 1990-11-12 | 24 | Kaohsiung City,Taiwan | A+ | 2011-2015 | - | Free Agent | (MLB) | ||
| Jarrod Parker | P | Stockton (A+) Nashville (AAA) | 6-1 | 180 | R-R | 1988-11-24 | 26 | Fort Wayne,Indiana | MLB | 2008-2015 | 2011-2013 | 2007- 1- 9-ARI | Retired | (MLB) | |
| Andy Parrino | SS | Nashville (AAA) Oakland (MLB) | 6-0 | 185 | B-R | 1985-10-31 | 29 | Brockport,New York | MLB | 2005-2016 | 2011-2015 | 2007-26- 807-SDN | Le Moyne Col | Free Agent | (MLB) |
| Joe Paterson | P | Nashville (AAA) | 6-1 | 195 | R-L | 1986-05-19 | 29 | Oakland,California | MLB | 2007-2015 | 2011-2014 | 2007-10- 314-SFN | Oregon St, Linfield Col | Free Agent | (MLB) |
| Andy Paz | C | Azl Athletics (Rk) Beloit (A) | 6-0 | 170 | R-R | 1993-01-05 | 22 | La Habana,Cuba | AA | 2011-2018 | - | Free Agent | (MLB) | ||
| Rodolfo Penalo | OF | Azl Athletics (Rk) | 5-7 | 130 | B-R | 1992-08-27 | 22 | Santiago,Dom Rep | RK | 2010-2015 | - | Free Agent | (MLB) | ||
| Tanner Peters | P | Azl Athletics (Rk) Midland (AA) Nashville (AAA) | 6-0 | 180 | R-R | 1990-08-06 | 24 | Simi Valley,California | AAA | 2011-2016 | - | 2011-16- 496-OAK | UNLV | Free Agent | (MLB) |
| Josh Phegley | C | Oakland (MLB) | 5-11 | 215 | R-R | 1988-02-12 | 27 | Terre Haute,Indiana | MLB | 2007-2018 | 2013-2018 | 2009- 1- 38-CHA | Indiana U. | Active | Oakland Athletics (MLB) |
| Sandber Pimentel | 1B | Beloit (A) | 6-3 | 216 | R-R | 1994-09-12 | 20 | Santo Domingo,Dom Rep | A+ | 2012-2018 | - | Free Agent | - (MLB) | ||
| Chad Pinder | SS | Midland (AA) | 6-2 | 192 | R-R | 1992-03-29 | 23 | Richmond,Virginia | MLB | 2011-2018 | 2016-2018 | 2013- 2- 71-OAK | Virginia Tech | Active | Oakland Athletics (MLB) |
| Philip Pohl | C | Midland (AA) | 5-10 | 205 | R-R | 1990-07-22 | 24 | Bakersfield,California | AAA | 2009-2015 | - | 2012-28- 859-OAK | Clemson U. | Free Agent | (MLB) |
| Drew Pomeranz | P | Stockton (A+) Oakland (MLB) | 6-5 | 190 | R-L | 1988-11-22 | 26 | Collierville,Tennessee | MLB | 2011-2018 | 2011-2018 | 2010- 1- 5-CLE | Mississippi | Active | San Francisco Giants (MLB) |
| Jason Pridie | OF | Nashville (AAA) Oakland (MLB) | 6-1 | 195 | L-R | 1983-10-09 | 31 | Phoenix,Arizona | MLB | 2002-2017 | 2008-2015 | 2002- 2- 43-TBA | Free Agent | (MLB) | |
| Tim Proudfoot | IF | Azl Athletics (Rk) Beloit (A) | 5-10 | 155 | R-R | 1993-03-23 | 22 | Bellevue,Washington | A | 2012-2016 | - | 2015-35-1058-OAK | Texas Tech U. | Retired | (MLB) |
| Argenis Raga | 3B | Vermont (A-) Beloit (A) | 6-1 | 176 | R-R | 1994-07-22 | 20 | Maracay,Venezuela | AA | 2011-2017 | - | Free Agent | (MLB) | ||
| Rangel Ravelo | 1B | Azl Athletics (Rk) Midland (AA) Nashville (AAA) | 6-2 | 207 | R-R | 1992-04-24 | 23 | Hialeah,Florida | AAA | 2010-2018 | - | 2010- 6- 188-CHA | Minors | St. Louis Cardinals (AAA) | |
| Josh Reddick | RF | Stockton (A+) Oakland (MLB) | 6-2 | 180 | L-R | 1987-02-19 | 28 | Guyton,Georgia | MLB | 2006-2018 | 2009-2018 | 2006-17- 523-BOS | Middle Georgia St | DL-10 | Houston Astros (AA) |
| Nick Rickles | C | Stockton (A+) Midland (AA) Nashville (AAA) | 6-3 | 210 | R-R | 1990-02-02 | 25 | Fort Lauderdale,Florida | AAA | 2009-2018 | - | 2011-14- 436-OAK | Stetson U. | Free Agent | - (MLB) |
| Gean Rigby | OF | DSL Athletics (Rk) | 6-0 | 180 | R-R | 1997-01-07 | 18 | Laguna De Perlas,Nicaragua | RK | 2014-2017 | - | (MLB) | |||
| Jesus Rivas | P | Azl Athletics (Rk) Vermont (A-) | 6-0 | 180 | R-R | 1994-03-22 | 21 | El Tigre,Venezuela | A- | 2011-2015 | - | Free Agent | (MLB) | ||
| Jose Rivas | C | DSL Athletics (Rk) | 5-11 | 190 | R-R | 1998-08-05 | 16 | Barquisimeto,Venezuela | A- | 2015-2018 | - | 2014- UDFA-OAK | Minors | Oakland Athletics (A-) | |
| Ryan Roberts | 2B | Nashville (AAA) | 5-10 | 190 | R-R | 1980-09-19 | 34 | Fort Worth,Texas | MLB | 2002-2015 | 2006-2014 | 2003-18- 530-TOR | Texas-Arlington, Eastfield Col | Free Agent | (MLB) |
| Sam Roberts | SS | Stockton (A+) | 6-2 | 185 | L-R | 1989-02-23 | 26 | Prince George,Virginia | A+ | 2008-2015 | - | 2011-26- 796-OAK | Virginia Military Institute | Free Agent | (MLB) |
| Fernando Rodriguez | P | Nashville (AAA) Oakland (MLB) | 6-3 | 210 | R-R | 1984-06-18 | 31 | El Paso,Texas | MLB | 2003-2018 | 2009-2016 | 2003-18- 540-ANA | El Paso CC | Free Agent | - (MLB) |
| J.C. Rodriguez | 2B | Azl Athletics (Rk) | 5-10 | 170 | R-R | 1996-01-12 | 19 | Maracaibo,Venezuela | AA | 2013-2018 | - | 2013- UDFA-OAK | Free Agent | - (MLB) | |
| Jhonny Rodriguez | OF | DSL Athletics (Rk) Azl Athletics (Rk) | 6-3 | 170 | L-L | 1996-07-20 | 18 | Mao,Dom Rep | A- | 2013-2017 | - | 2012- UDFA-OAK | Free Agent | (MLB) | |
| Santiago Rodriguez | P | DSL Athletics (Rk) | 6-3 | 190 | R-R | 1997-03-09 | 18 | Macuto,Venezuela | RK | 2014-2017 | - | (MLB) | |||
| Niuman Romero | SS | Nashville (AAA) | 6-0 | 160 | B-R | 1985-01-24 | 30 | Barcelona,Venezuela | MLB | 2005-2016 | 2009-2010 | 2002- UDFA-CLE | Free Agent | (MLB) | |
| Cody Ross | LF-RF | Oakland (MLB) | 5-11 | 180 | R-L | 1980-12-23 | 34 | Portales,New Mexico | MLB | 1999-2015 | 2003-2015 | 1999- 4- 117-DET | Free Agent | (MLB) | |
| Armando Ruiz | P | Azl Athletics (Rk) | 5-9 | 185 | R-R | 1993-07-19 | 21 | Miami,Florida | A+ | 2015-2017 | - | 2015-29- 878-OAK | Alabama St | Free Agent | (MLB) |
| Jean Ruiz | P | DSL Athletics (Rk) | 6-1 | 165 | R-R | 1996-09-06 | 18 | Cartagena,Colombia | A | 2014-2018 | - | Minors | Oakland Athletics (A) | ||
| Jake Sanchez | P | Midland (AA) Nashville (AAA) | 6-1 | 205 | R-R | 1989-08-19 | 25 | Brawley,California | AAA | 2012-2018 | - | Iowa Wesleyan Col, Imperial Valley Col | Free Agent | - (MLB) | |
| Gabriel Santana | 1B-3B | Vermont (A-) Beloit (A) | 6-0 | 165 | R-R | 1992-08-23 | 22 | Valencia,Venezuela | A | 2010-2015 | - | Free Agent | (MLB) | ||
| Jordan Schwartz | P | Azl Athletics (Rk) Vermont (A-) Beloit (A) | 6-2 | 200 | R-R | 1992-02-28 | 23 | Hornell,New York | A | 2012-2017 | - | 2014- 4- 132-OAK | Niagara U. | Free Agent | (MLB) |
| Evan Scribner | P | Oakland (MLB) | 6-0 | 190 | R-R | 1985-07-19 | 29 | New Milford,Connecticut | MLB | 2005-2018 | 2011-2017 | 2007-28- 853-ARI | Central Connecticut St | Free Agent | (MLB) |
| Joel Seddon | P | Stockton (A+) | 6-1 | 165 | R-R | 1992-07-13 | 22 | St. Clair,Michigan | AAA | 2012-2018 | - | 2014-11- 342-OAK | South Carolina | Minors | Oakland Athletics (AA) |
| Marcus Semien | SS-2B | Oakland (MLB) | 6-0 | 175 | R-R | 1990-09-17 | 24 | El Cerrito,California | MLB | 2009-2018 | 2013-2018 | 2011- 6- 201-CHA | California | Active | Oakland Athletics (MLB) |
| Brett Siddall | 1B-OF | Azl Athletics (Rk) Vermont (A-) | 6-0 | 201 | L-L | 1994-10-03 | 20 | Windsor,Ontario | AA | 2013-2018 | - | 2015-13- 398-OAK | Canisius Col | Minors | Oakland Athletics (A+) |
| Andys Silva | SS | DSL Athletics (Rk) | 5-11 | 160 | R-R | 1995-09-12 | 19 | Distrito Girardot,Venezuela | RK | 2013-2015 | - | (MLB) | |||
| Chad Smith | P | Nashville (AAA) Oakland (MLB) | 6-3 | 210 | L-R | 1989-10-02 | 25 | Thousand Oaks,California | MLB | 2012-2016 | 2014-2015 | 2011-17- 527-DET | USC | Free Agent | (MLB) |
| Jake Smolinski | OF | Nashville (AAA) Oakland (MLB) | 5-11 | 185 | R-R | 1989-02-09 | 26 | Rockford,Illinois | MLB | 2007-2018 | 2014-2018 | 2007- 2- 70-WAS | Free Agent | - (MLB) | |
| Eric Sogard | 2B | Oakland (MLB) | 5-10 | 180 | L-R | 1986-05-22 | 29 | Phoenix,Arizona | MLB | 2005-2018 | 2010-2018 | 2007- 2- 81-SDN | Arizona St | Minors | Toronto Blue Jays (MLB) |
| Lee Sosa | P | Vermont (A-) Beloit (A) | 6-1 | 185 | R-R | 1991-09-03 | 23 | Bronx,New York | A | 2012-2018 | - | 2012-26- 799-OAK | Binghamton U. | Free Agent | (MLB) |
| Michael Soto | 1B-3B | Stockton (A+) | 6-3 | 195 | R-R | 1991-11-17 | 23 | San Jose de Ocoa,Dom Rep | A+ | 2010-2016 | - | Free Agent | (MLB) | ||
| JP Sportman | IF | Azl Athletics (Rk) Stockton (A+) | 5-10 | 185 | R-R | 1992-01-26 | 23 | Schnectady,New York | AAA | 2011-2018 | - | 2014-27- 822-OAK | Central Connecticut St | Free Agent | - (MLB) |
| Matt Stalcup | P | Stockton (A+) | 6-2 | 195 | L-L | 1990-07-06 | 24 | Wellington,Kansas | A+ | 2013-2016 | - | 2013- 9- 281-OAK | Pittsburg St, Allen County CC | Retired | (MLB) |
| Cody Stull | P | Beloit (A) | 6-1 | 175 | L-L | 1992-03-23 | 23 | Fort Wayne,Indiana | AAA | 2014-2018 | - | 2014-29- 882-OAK | Belmont Abbey Col | Minors | Oakland Athletics (AA) |
| Enmanuel Sullivan | P | DSL Athletics (Rk) | 6-3 | 195 | R-R | 1996-06-24 | 19 | San Pedro de Mac,Dom Rep | RK | 2014-2017 | - | (MLB) | |||
| Brett Sunde | C | Azl Athletics (Rk) | 5-10 | 185 | R-R | 1994-08-24 | 20 | Madison Heights,Michigan | A- | 2013-2016 | - | 2015-18- 548-OAK | Western Michigan U. | Free Agent | (MLB) |
| Beau Taylor | C | Stockton (A+) Midland (AA) | 5-11 | 180 | R-R | 1990-02-13 | 25 | Rockledge,Florida | MLB | 2009-2018 | 2018-2018 | 2011- 5- 166-OAK | Central Florida | Minors | Oakland Athletics (MLB) |
| James Terrell | OF | Azl Athletics (Rk) | 6-0 | 165 | R-R | 1997-01-10 | 18 | Walnut Creek,California | A- | 2015-2018 | - | 2015-11- 338-OAK | Free Agent | - (MLB) | |
| Taylor Thompson | P | Stockton (A+) Nashville (AAA) | 6-5 | 225 | R-R | 1987-06-18 | 28 | Montgomery,Alabama | MLB | 2009-2016 | 2014-2014 | 2009-44-1333-CHA | Auburn U. | Free Agent | (MLB) |
| Andrew Tomasovich | P | Azl Athletics (Rk) Vermont (A-) | 6-3 | 180 | L-L | 1993-06-04 | 22 | Tega Cay,South Carolina | A+ | 2015-2018 | - | 2015-21- 638-OAK | Charleston So.U. | Minors | Oakland Athletics (A+) |
| Jose Torres | P | Beloit (A) Stockton (A+) | 6-2 | 165 | L-L | 1993-09-24 | 21 | Caracas,Venezuela | MLB | 2011-2017 | 2016-2017 | 2010- UDFA-OAK | Free Agent | - (MLB) | |
| Oscar Tovar | P | DSL Athletics (Rk) | 6-1 | 160 | R-R | 1998-03-19 | 17 | Puerto La Cruz,Venezuela | A- | 2015-2018 | - | Minors | Oakland Athletics (A-) | ||
| Jose Trejo | P | DSL Athletics (Rk) | 6-3 | 175 | R-R | 1996-03-31 | 19 | Valencia,Venezuela | RK | 2013-2015 | - | (MLB) | |||
| Lou Trivino | P | Stockton (A+) | 6-5 | 225 | R-R | 1991-10-01 | 23 | Green Lane,Pennsylvania | MLB | 2013-2018 | 2018-2018 | 2013-11- 341-OAK | Slippery Rock Pennsylvania | Active | Oakland Athletics (MLB) |
| Jeff Urlaub | P | Azl Athletics (Rk) Stockton (A+) Midland (AA) | 6-2 | 160 | L-L | 1987-04-24 | 28 | Scottsdale,Arizona | AAA | 2010-2016 | - | 2010-30- 905-OAK | UNLV, Arizona St, Grand Canyon U. | Free Agent | (MLB) |
| Danny Valencia | 3B-DH | Oakland (MLB) | 6-2 | 200 | R-R | 1984-09-19 | 30 | Boca Raton,Florida | MLB | 2004-2018 | 2010-2018 | 2006-19- 576-MIN | Miami, UNC Greensboro | Free Agent | (MLB) |
| Alejandro Vargas | P | DSL Athletics (Rk) | 5-11 | 160 | R-R | 1995-01-29 | 20 | Panama City,Panama | RK | 2012-2015 | - | (MLB) | |||
| Dominique Vattuone | P | Vermont (A-) Beloit (A) | 6-4 | 175 | R-R | 1991-02-12 | 24 | Olney,Maryland | A | 2013-2015 | - | 2013-32- 971-OAK | UNC Greensboro, Harford CC | Free Agent | (MLB) |
| Victor Veliz | P | Azl Athletics (Rk) Vermont (A-) Stockton (A+) Nashville (AAA) | 5-11 | 170 | L-L | 1993-10-06 | 21 | Valencia,Venezuela | AAA | 2011-2016 | - | Free Agent | (MLB) | ||
| Pat Venditte | P | Stockton (A+) Nashville (AAA) Oakland (MLB) | 6-1 | 180 | R-B | 1985-06-30 | 30 | Omaha,Nebraska | MLB | 2007-2018 | 2015-2018 | 2008-20- 620-NYA | Creighton U. | Active | San Francisco Giants (MLB) |
| Ryan Verdugo | P | Nashville (AAA) | 6-0 | 195 | L-L | 1987-04-10 | 28 | Lake Stevens,Washington | MLB | 2008-2017 | 2012-2012 | 2008- 9- 267-SFN | Louisiana St, Skagit Valley Col | Free Agent | (MLB) |
| Brett Vertigan | OF | Beloit (A) Stockton (A+) | 5-9 | 175 | L-L | 1990-08-21 | 24 | Long Beach,California | AAA | 2009-2018 | - | 2012-10- 319-OAK | California-Santa Barbara, Saddleback Col | Free Agent | - (MLB) |
| Dayan Viciedo | LF | Nashville (AAA) | 5-11 | 240 | R-R | 1989-03-10 | 26 | Remedios,Cuba | MLB | 2009-2017 | 2010-2014 | 2008- UDFA-CHA | Free Agent | (MLB) | |
| Gerardo Vilchez | P | DSL Athletics (Rk) | 6-4 | 165 | R-R | 1997-06-06 | 18 | Maracaibo,Venezuela | RK | 2014-2015 | - | (MLB) | |||
| Stephen Vogt | C | Oakland (MLB) | 6-0 | 220 | L-R | 1984-11-01 | 30 | Visalia,California | MLB | 2007-2018 | 2012-2017 | 2007-12- 365-TBA | Azusa Pacific U. | Minors | San Francisco Giants (MLB) |
| Joey Wagman | P | Beloit (A) Stockton (A+) Midland (AA) | 5-11 | 175 | L-R | 1991-07-25 | 23 | Danville,California | AA | 2013-2018 | - | 2013-17- 513-CHA | Cal Poly | Free Agent | (MLB) |
| Bobby Wahl | P | Midland (AA) | 6-3 | 200 | R-R | 1992-03-21 | 23 | Springfield,Virginia | MLB | 2012-2018 | 2017-2018 | 2013- 5- 161-OAK | Mississippi | Active | Milwaukee Brewers (MLB) |
| Colin Walsh | 2B | Midland (AA) | 6-1 | 185 | B-R | 1989-09-26 | 25 | La Jolla,California | MLB | 2008-2018 | 2016-2016 | 2010-13- 409-SLN | Stanford U. | Free Agent | (MLB) |
| Corey Walter | P | Stockton (A+) | 6-3 | 215 | R-R | 1992-08-11 | 22 | Wheeling,West Virginia | AAA | 2014-2018 | - | 2014-28- 852-OAK | West Virginia U. | Minors | Oakland Athletics (AA) |
| Joey Wendle | 2B | Nashville (AAA) | 5-11 | 190 | L-R | 1990-04-26 | 25 | Lincoln University,Pennsylvania | MLB | 2012-2018 | 2016-2018 | 2012- 6- 203-CLE | West Chester Pennsylvania | Active | Tampa Bay Rays (MLB) |
| Kevin Whelan | P | Nashville (AAA) | 6-0 | 200 | R-R | 1984-01-08 | 31 | Kerrville,Texas | MLB | 2003-2015 | 2011-2014 | 2005- 4- 120-DET | Texas A&M U. | Free Agent | (MLB) |
| Josh Whitaker | OF | Midland (AA) | 6-2 | 235 | R-R | 1989-02-08 | 26 | Augusta,Georgia | AAA | 2008-2016 | - | 2010-25- 755-OAK | Kennesaw St | Free Agent | (MLB) |
| Mikey White | SS | Vermont (A-) Beloit (A) | 6-1 | 185 | R-R | 1993-09-03 | 21 | Birmingham,Alabama | AA | 2013-2018 | - | 2015- 2- 63-OAK | Alabama | Minors | Oakland Athletics (AA) |
| Tyler Willman | P | Azl Athletics (Rk) Vermont (A-) | 6-6 | 190 | R-R | 1992-10-08 | 22 | Oshkosh,Wisconsin | A | 2014-2016 | - | 2014-12- 372-OAK | Western Illinois U. | Free Agent | (MLB) |
| Jesus Zambrano | P | Azl Athletics (Rk) Nashville (AAA) | 5-11 | 170 | R-R | 1996-08-23 | 18 | Valencia,Venezuela | AAA | 2013-2018 | - | 2012- UDFA-OAK | Minors | Oakland Athletics (A) | |
| Barry Zito | P | Nashville (AAA) Oakland (MLB) | 6-4 | 205 | L-L | 1978-05-13 | 37 | Las Vegas,Nevada | MLB | 1999-2015 | 2000-2015 | 1999- 1- 9-OAK | USC, California-Santa Barbara, Los Angeles Pierce Col | Retired | (MLB) |
