Baseball Roster for 2009 Oakland Athletics
| # | Player Name | Pos | Age | B | T | Ht | Wt | Born | Place | High Level | mlbYears | Salary |
| 49 | Brett Anderson | P | 21 | L | L | 6-4 | 215 | 2/1/1988 | Midland,Texas | MLB | 2009-2011 | 400,000 |
| 40 | Andrew Bailey | P | 25 | R | R | 6-3 | 220 | 5/31/1984 | Haddon Heights,New Jersey | MLB | 2009-2011 | 400,000 |
| 10 | Daric Barton | 1B | 23 | L | R | 6-0 | 220 | 8/16/1985 | Springfield,Vermont | MLB | 2007-2011 | min |
| 13 | Jerry Blevins | P | 25 | L | L | 6-6 | 185 | 9/6/1983 | Johnson City,Tennessee | MLB | 2007-2011 | 405,000 |
| 51 | Dallas Braden | P | 25 | L | L | 6-1 | 185 | 8/13/1983 | Phoenix,Arizona | MLB | 2007-2011 | 410,000 |
| 56 | Craig Breslow | P | 28 | L | L | 6-1 | 180 | 8/8/1980 | New Haven,Connecticut | MLB | 2005-2011 | 422,000 |
| 6 | Travis Buck | OF | 25 | L | L | 6-3 | 210 | 11/18/1983 | Richland,Washington | MLB | 2007-2011 | 410,000 |
| 18 | Orlando Cabrera | SS | 34 | R | R | 5-10 | 175 | 11/2/1974 | Cartagena,Colombia | MLB | 1997-2011 | 4,000,000 |
| 53 | Trevor Cahill | P | 21 | R | R | 6-3 | 195 | 3/1/1988 | Oceanside,California | MLB | 2009-2011 | 400,000 |
| 52 | Kevin Cameron | P | 29 | R | R | 6-1 | 181 | 12/15/1979 | Joliet,Illinois | MLB | 2007-2009 | min |
| 25 | Matt Carson | OF | 27 | R | R | 6-2 | 200 | 7/1/1981 | Newport Beach,California | MLB | 2009-2010 | min |
| 44 | Santiago Casilla | P | 26 | R | R | 6-0 | 160 | 3/7/1983 | Don Gregorio,Dominican Republic | MLB | 2004-2011 | 420,000 |
| 3 | Eric Chavez | 3B | 31 | L | R | 6-0 | 204 | 12/7/1977 | Los Angeles,California | MLB | 1998-2011 | 11,500,000 |
| 7 | Bobby Crosby | SS | 29 | R | R | 6-3 | 195 | 1/12/1980 | Lakewood,California | MLB | 2003-2010 | 5,300,000 |
| 57 | Aaron Cunningham | OF | 23 | R | R | 5-11 | 195 | 4/24/1986 | Anchorage,Alaska | MLB | 2008-2011 | min |
| 32 | Jack Cust | LF | 30 | L | R | 6-2 | 195 | 1/16/1979 | Flemington,New Jersey | MLB | 2001-2011 | 2,800,000 |
| 11 | Rajai Davis | OF | 28 | R | R | 5-11 | 170 | 10/19/1980 | Norwich,Connecticut | MLB | 2006-2011 | 410,000 |
| 19 | Chris Denorfia | OF | 28 | R | R | 6-1 | 180 | 7/15/1980 | Bristol,Connecticut | MLB | 2005-2011 | min |
| 14 | Mark Ellis | 2B | 32 | R | R | 5-11 | 180 | 6/6/1977 | Rapid City,South Dakota | MLB | 2002-2011 | 5,000,000 |
| 30 | Dana Eveland | P | 25 | L | L | 6-1 | 220 | 10/29/1983 | Olympia,Washington | MLB | 2005-2011 | 410,000 |
| 21 | Tom Everidge | 1B | 26 | R | R | 6-1 | 215 | 4/20/1983 | Glen Ellen,California | MLB | 2009-2009 | min |
| 39 | Sean Gallagher | P | 23 | R | R | 6-1 | 210 | 12/30/1985 | Boston,Massachusetts | MLB | 2007-2010 | 410,000 |
| 5 | Nomar Garciaparra | SS | 35 | R | R | 6-0 | 175 | 7/23/1973 | Whittier,California | MLB | 1996-2009 | 1,000,000 |
| 16 | Jason Giambi | 1B | 38 | L | R | 6-3 | 235 | 1/8/1971 | West Covina,California | MLB | 1995-2011 | 4,000,000 |
| 45 | Dan Giese | P | 32 | R | R | 6-3 | 195 | 5/19/1977 | Anaheim,California | MLB | 2007-2009 | min |
| 59 | Edgar Gonzalez | P | 26 | R | R | 6-2 | 213 | 2/23/1983 | Nuevo Leon,Mexico | MLB | 2003-2011 | min |
| 47 | Gio Gonzalez | P | 23 | R | L | 5-11 | 185 | 9/19/1985 | Hialeah,Florida | MLB | 2008-2011 | min |
| 60 | Jeff Gray | P | 27 | R | R | 6-3 | 205 | 11/19/1981 | Alvin,Texas | MLB | 2008-2011 | min |
| 12 | Scott Hairston | 2B | 29 | R | R | 6-0 | 190 | 5/25/1980 | Fort Worth,Texas | MLB | 2004-2011 | 1,250,000 |
| 22 | Jack Hannahan | 3B | 29 | L | R | 6-2 | 200 | 3/4/1980 | St. Paul,Minnesota | MLB | 2006-2011 | min |
| 5 | Matt Holliday | LF | 29 | R | R | 6-4 | 235 | 1/1/1980 | Stillwater,Oklahoma | MLB | 2004-2011 | 13,500,000 |
| 29 | Adam Kennedy | 2B | 33 | L | R | 6-2 | 180 | 1/10/1976 | Riverside,California | MLB | 1999-2011 | min |
| 39 | Brad Kilby | P | 26 | L | L | 6-2 | 225 | 2/19/1983 | Modesto,California | MLB | 2009-2010 | min |
| 52 | Jay Marshall | P | 26 | L | L | 6-5 | 185 | 2/25/1983 | St. Louis,Missouri | MLB | 2007-2009 | min |
| 54 | Vincent Mazzaro | P | 22 | R | R | 6-2 | 190 | 9/27/1986 | Hackensack,New Jersey | MLB | 2009-2011 | min |
| 65 | Jon Meloan | P | 24 | R | R | 6-3 | 225 | 7/11/1984 | Houston,Texas | MLB | 2007-2009 | min |
| 62 | Clayton Mortensen | P | 24 | R | R | 6-4 | 180 | 4/10/1985 | Rexburg,Idaho | MLB | 2009-2011 | min |
| 28 | Eric Munson | 3B | 31 | L | R | 6-3 | 220 | 10/3/1977 | San Diego,California | MLB | 2000-2009 | min |
| 55 | Josh Outman | P | 24 | L | L | 6-1 | 180 | 9/14/1984 | St. Louis,Missouri | MLB | 2008-2011 | 400,000 |
| 1 | Eric Patterson | 2B | 26 | L | R | 5-11 | 173 | 4/8/1983 | Tallahassee,Florida | MLB | 2007-2011 | min |
| 26 | Cliff Pennington | SS | 25 | B | R | 5-11 | 175 | 6/15/1984 | Corpus Christi,Texas | MLB | 2008-2011 | min |
| 2 | Gregorio Petit | SS | 24 | R | R | 5-10 | 160 | 12/10/1984 | Ocumare,Venezuela | MLB | 2008-2009 | min |
| 35 | Landon Powell | C | 27 | B | R | 6-3 | 230 | 3/19/1982 | Las Vegas,Nevada | MLB | 2009-2011 | 400,000 |
| 61 | Chad Reineke | P | 27 | R | R | 6-6 | 210 | 4/9/1982 | Defiance,Ohio | MLB | 2008-2011 | min |
| 63 | Henry Rodriguez | P | 22 | R | R | 6-1 | 175 | 2/25/1987 | - | MLB | 2009-2011 | min |
| 36 | Russ Springer | P | 40 | R | R | 6-4 | 220 | 11/7/1968 | Alexandria,Louisiana | MLB | 1992-2010 | 3,300,000 |
| 8 | Kurt Suzuki | C | 25 | R | R | 5-11 | 200 | 10/4/1983 | Wailuku,Hawaii | MLB | 2007-2011 | 410,000 |
| 15 | Ryan Sweeney | OF | 24 | L | L | 6-4 | 200 | 2/20/1985 | Cedar Rapids,Iowa | MLB | 2006-2011 | 410,000 |
| 23 | Brett Tomko | P | 36 | R | R | 6-4 | 216 | 4/7/1973 | San Diego,California | MLB | 1997-2011 | min |
| 48 | Mike Wuertz | P | 30 | R | R | 6-3 | 200 | 12/15/1978 | Austin,Minnesota | MLB | 2004-2011 | 1,100,000 |
| 31 | Brad Ziegler | P | 29 | R | R | 6-4 | 200 | 10/10/1979 | Pratt,Kansas | MLB | 2008-2011 | 405,000 |
Team Personnel