| Player Name | Pos | Age | B-T | HT | WT | Born | HighLvl | Drafted | Team(s) |
| Fernando Abad | P | 22 | L-L | 6-2 | 170 | 12/17/1985 | A | Sign UDFA: 2002 | Lexington (A) |
| Reggie Abercrombie | OF | 26 | R-R | 6-3 | 210 | 7/15/1981 | MLB | 1999-La-23 |
Houston Astros (MLB), Round Rock (AAA) |
| Erick Abreu | P | 24 | R-R | 6-1 | 170 | 8/9/1983 | A+ | Sign UDFA: 2002 | Salem (A+) |
| Colt Adams | P | 23 | R-R | 6-5 | 220 | 5/23/1985 | A | 2006-Hou-18 |
Lexington (A) |
| Frank Almonte | OF | 19 | R-R | 6-2 | 190 | 1/24/1989 | Rookie | - |
Greeneville (Rk) |
| Jose Altuve | IF | 20 | R-R | 6-1 | 185 | 2/20/1988 | Rookie | - |
Greeneville (Rk) |
| Wander Alvino | P | 21 | R-R | 5-11 | 155 | 2/10/1987 | Rookie | - |
Greeneville (Rk) |
| Josh Appell | P | 25 | L-L | 6-1 | 195 | 6/23/1983 | A+ | - |
Salem (A+) |
| Douglas Arguello | P | 23 | L-L | 6-1 | 175 | 11/21/1984 | A+ | Sign UDFA: 2001 | Salem (A+) |
| Alberto Arias | P | 24 | R-R | 5-11 | 150 | 10/14/1983 | MLB | Sign UDFA: 2000 | Houston Astros (MLB), Round Rock (AAA) |
| Jonny Ash | 3B | 25 | L-R | 5-9 | 180 | 9/11/1982 | AAA | 2004-Hou-11 |
Round Rock (AAA), Corpus Christi (AA) |
| Brad Ausmus | C | 39 | R-R | 5-11 | 195 | 4/14/1969 | MLB | 1987-Nyy-48 |
Houston Astros (MLB) |
| Jay Austin | OF | 17 | L-L | 5-11 | 170 | 8/10/1990 | Rookie | 2008-Hou-2 |
Greeneville (Rk) |
| Brandon Backe | P | 30 | R-R | 6-0 | 185 | 4/5/1978 | MLB | 1998-Tb-18 |
Houston Astros (MLB) |
| Jarred Ball | OF | 25 | B-R | 6-0 | 194 | 4/18/1983 | AAA | 2001-Ari-9 |
Corpus Christi (AA) |
| Brandon Barnes | OF | 22 | R-R | 6-2 | 210 | 5/15/1986 | A | 2005-Hou-6 |
Lexington (A) |
| Corey Bass | P | 23 | R-R | 6-3 | 210 | 2/8/1985 | A+ | 2004-Hou-47 |
Salem (A+) |
| Anthony Bello | P | 22 | L-L | 6-2 | 200 | 10/9/1985 | A | 2006-Hou-21 |
Lexington (A) |
| Lance Berkman | LF-RF | 32 | B-L | 6-1 | 205 | 2/10/1976 | MLB | 1997-Hou-1 |
Houston Astros (MLB) |
| Chris Blazek | P | 24 | L-L | 6-0 | 170 | 3/2/1984 | AA | 2005-Hou-23 |
Corpus Christi (AA) |
| Geoff Blum | 3B-2B | 35 | B-R | 6-3 | 195 | 4/26/1973 | MLB | 1994-Mtl-7 |
Houston Astros (MLB) |
| Brian Bogusevic | P | 24 | L-L | 6-3 | 215 | 2/18/1984 | AA | 2005-Hou-1 |
Corpus Christi (AA), Salem (A+) |
| Ricardo Bonfante | IF | 19 | B-R | 5-10 | 135 | 10/21/1988 | Rookie | - |
Greeneville (Rk) |
| Robert Bono | C/P | 19 | R-R | 6-2 | 175 | 12/12/1988 | A- | 2007-Hou-11 |
Tri City (A-) |
| Dave Borkowski | P | 31 | R-R | 6-1 | 200 | 2/7/1977 | MLB | 1995-Det-11 |
Houston Astros (MLB), Round Rock (AAA) |
| Michael Bourn | OF | 25 | L-R | 5-11 | 180 | 12/27/1982 | MLB | 2003-Phi-4 |
Houston Astros (MLB) |
| Micah Bowie | P | 33 | L-L | 6-4 | 210 | 11/10/1974 | MLB | 1993-Atl-8 |
Round Rock (AAA) |
| Doug Brocail | P | 41 | L-R | 6-5 | 235 | 5/16/1967 | MLB | 1986-Sd-1 |
Houston Astros (MLB) |
| Jim Brower | P | 35 | R-R | 6-2 | 205 | 12/29/1972 | MLB | 1994-Tex-6 |
Round Rock (AAA) |
| Bryan Brown | SS | 22 | R-R | 5-10 | 170 | 8/3/1985 | A | - |
Lexington (A) |
| Steve Brown | OF | 21 | R-R | 6-0 | 180 | 9/3/1986 | A | - |
Lexington (A) |
| Greg Buchanan | 2B | 24 | B-R | 5-11 | 180 | 11/16/1983 | A+ | 2006-Hou-9 |
Salem (A+) |
| Tim Byrdak | P | 34 | L-L | 5-11 | 180 | 10/31/1973 | MLB | 1994-Kc-5 |
Houston Astros (MLB), Round Rock (AAA) |
| Kevin Carkeek | C | 23 | R-R | 6-3 | 200 | 10/20/1984 | A+ | 2007-Hou-25 |
Salem (A+), Lexington (A) |
| Albert Cartwright | 2B | 20 | R-R | 5-10 | 180 | 10/31/1987 | Rookie | 2007-Hou-36 |
Greeneville (Rk) |
| Jack Cassel | P | 27 | R-R | 6-2 | 190 | 8/8/1980 | MLB | 2000-Sd-25 |
Houston Astros (MLB), Round Rock (AAA) |
| Jeiler Castillo | P | 20 | R-R | 6-1 | 167 | 10/26/1987 | Rookie | - |
Greeneville (Rk) |
| Jose Castillo | 2B | 27 | R-R | 6-1 | 198 | 3/19/1981 | MLB | Sign UDFA: 1997 | Houston Astros (MLB) |
| Jason Castro | C | 21 | L-R | 6-3 | 210 | 6/18/1987 | A- | 2008-Hou-1 |
Tri City (A-) |
| Leandro Cespedes | P | 21 | R-R | 5-11 | 160 | 4/19/1987 | A | - |
Lexington (A) |
| Shawn Chacon | P | 30 | R-R | 6-3 | 212 | 12/23/1977 | MLB | 1996-Col-3 |
Houston Astros (MLB) |
| Ron Chiavacci | P | 30 | R-R | 6-2 | 220 | 9/5/1977 | AAA | 1998-Mtl-44 |
Round Rock (AAA) |
| Eduin Ciriaco | P | 22 | L-L | 6-0 | 175 | 10/26/1985 | A- | - |
Tri City (A-) |
| Koby Clemens | 3B | 21 | R-R | 5-11 | 200 | 12/4/1986 | A+ | 2005-Hou-8 |
Salem (A+) |
| Craig Corrado | IF | 23 | R-R | 6-2 | 185 | 9/10/1984 | A | 2007-Hou-14 |
Lexington (A) |
| Rob Cosby | IF | 27 | R-R | 6-2 | 205 | 4/2/1981 | AAA | 1999-Tor-10 |
Corpus Christi (AA) |
| Jose Cruz | RF | 34 | B-R | 6-0 | 200 | 4/19/1974 | MLB | 1995-Sea-1 |
Houston Astros (MLB) |
| Luis Cruz | P | 17 | L-L | 5-9 | 170 | 9/10/1990 | Rookie | 2008-Hou-9 |
Greeneville (Rk) |
| Matt Cusick | 2B | 22 | L-R | 5-10 | 190 | 5/5/1986 | A+ | 2007-Hou-10 |
Lexington (A) |
| Jorge De Leon | IF | 20 | R-R | 6-0 | 168 | 8/15/1987 | Rookie | - |
Greeneville (Rk) |
| Collin Delome | H | 22 | L-R | 6-2 | 195 | 12/18/1985 | A+ | 2007-Hou-5 |
Salem (A+), Lexington (A) |
| Michael Diaz | 2B | 21 | L-R | 5-10 | 160 | 4/11/1987 | A- | 2008-Hou-30 |
Tri City (A-) |
| Raymar Diaz | P | 24 | R-R | 6-7 | 190 | 11/13/1983 | A+ | 2002-Hou-47 |
Salem (A+) |
| Victor Diaz | RF | 26 | R-R | 6-0 | 200 | 12/10/1981 | MLB | 2000-La-37 |
Round Rock (AAA) |
| David Dinelli | P | 21 | R-R | 6-3 | 215 | 3/14/1987 | A- | 2007-Hou-6 |
Greeneville (Rk) |
| Phil Disher | C | 23 | R-R | 6-2 | 215 | 6/17/1985 | A- | 2008-Hou-15 |
Tri City (A-) |
| Russell Dixon | IF | 22 | L-R | 6-1 | 195 | 8/28/1985 | A | 2007-Hou-7 |
Lexington (A) |
| Jason Dominguez | P | 22 | L-R | 6-2 | 185 | 12/17/1985 | A+ | 2007-Hou-31 |
Salem (A+) |
| Chance Douglass | P | 24 | R-R | 6-1 | 190 | 2/24/1984 | AAA | 2002-Hou-12 |
Round Rock (AAA), Corpus Christi (AA) |
| David Duncan | P | 22 | L-L | 6-9 | 230 | 6/1/1986 | A- | 2008-Hou-5 |
Tri City (A-) |
| Jose Duran | P | 23 | R-R | 6-1 | 175 | 4/1/1985 | A | Sign UDFA: 2004 | Lexington (A), Tri City (A-) |
| Brad Dydalewicz | P | 18 | L-L | 6-1 | 180 | 3/24/1990 | Rookie | 2008-Hou-8 |
Greeneville (Rk) |
| Mitch Einertson | OF | 22 | R-R | 5-10 | 180 | 4/4/1986 | AA | 2004-Hou-5 |
Corpus Christi (AA) |
| Evan Englebrook | P | 26 | R-R | 6-8 | 225 | 4/28/1982 | AA | 2004-Hou-8 |
Corpus Christi (AA) |
| Darin Erstad | CF-1B | 34 | L-L | 6-2 | 212 | 6/4/1974 | MLB | 1995-Cal-1 |
Houston Astros (MLB) |
| Paul Estrada | P | 25 | R-R | 6-1 | 190 | 9/10/1982 | AAA | Sign UDFA: 1999 | Corpus Christi (AA) |
| Cat Everett | INF | 22 | S-R | 6-1 | 190 | 10/5/1985 | A | 2007-Hou-44 |
Lexington (A) |
| Tom Fairchild | P | 24 | R-R | 6-2 | 200 | 12/5/1983 | AA | 2005-Hou-12 |
Corpus Christi (AA) |
| Jon Fixler | H | 22 | R-R | 6-1 | 205 | 6/13/1986 | AA | 2007-Hou-19 |
Corpus Christi (AA), Lexington (A) |
| Jhon Florentino | SS | 24 | R-R | 6-0 | 155 | 8/22/1983 | A+ | - |
Salem (A+) |
| David Flores | 3B | 21 | R-R | 6-2 | 220 | 10/13/1986 | A- | 2008-Hou-18 |
Tri City (A-) |
| Rene Garcia | C | 18 | R-R | 6-0 | 172 | 3/21/1990 | Rookie | 2008-Hou-35 |
Greeneville (Rk) |
| Jonathan Gaston | OF | 21 | L-R | 6-0 | 210 | 11/13/1986 | A- | 2008-Hou-7 |
Tri City (A-) |
| Geoff Geary | P | 31 | R-R | 6-0 | 176 | 8/26/1976 | MLB | 1998-Phi-15 |
Houston Astros (MLB) |
| Sam Gervacio | P | 23 | R-R | 5-11 | 160 | 1/10/1985 | AAA | - |
Round Rock (AAA), Corpus Christi (AA) |
| Kyle Godfrey | P | 22 | R-R | 6-4 | 200 | 2/6/1986 | A- | 2008-Hou-13 |
Tri City (A-) |
| James Goethals | C | 25 | R-R | 5-11 | 200 | 7/12/1982 | AA | - |
Corpus Christi (AA), Salem (A+) |
| Pedro Gonzalez | C | 21 | L-R | 5-11 | 182 | 10/29/1986 | A- | - |
Tri City (A-), Greeneville (Rk) |
| Brian Gordon | OF | 28 | L-R | 6-0 | 193 | 8/16/1979 | MLB | 1997-Ari-7 |
Corpus Christi (AA) |
| Nick Gorneault | OF | 29 | R-R | 6-3 | 200 | 4/19/1979 | MLB | 2001-Ana-19 |
Round Rock (AAA) |
| Jared Gothreaux | P | 28 | R-R | 6-0 | 205 | 1/27/1980 | AAA | 2002-Hou-16 |
Round Rock (AAA) |
| Kyle Greenwalt | P | 19 | R-R | 6-0 | 200 | 9/29/1988 | A- | 2007-Hou-20 |
Tri City (A-), Greeneville (Rk) |
| Zach Grimmett | P | 18 | R-R | 6-3 | 185 | 2/5/1990 | Rookie | 2008-Hou-28 |
Greeneville (Rk) |
| Michael Hacker | P | 22 | L-L | 5-9 | 175 | 11/6/1985 | A- | 2008-Hou-25 |
Tri City (A-) |
| Bo Hall | P | 27 | R-R | 6-0 | 180 | 9/5/1980 | AAA | 2002-Mil-19 |
Corpus Christi (AA) |
| Bryan Hallberg | P | 23 | R-R | 6-1 | 200 | 4/23/1985 | A+ | 2006-Hou-12 |
Salem (A+) |
| Billy Hart | DH | 25 | R-R | 6-2 | 215 | 11/2/1982 | AA | 2005-Hou-5 |
Corpus Christi (AA) |
| LaTroy Hawkins | P | 35 | R-R | 6-5 | 204 | 12/21/1972 | MLB | 1991-Min-7 |
Houston Astros (MLB) |
| Julian Henson | C | 21 | R-R | 5-10 | 190 | 4/10/1987 | AA | 2005-Sea-33 |
Lexington (A), Tri City (A-) |
| Frederico Hernandez | C | 20 | B-R | 6-0 | 168 | 2/9/1988 | Rookie | - |
Greeneville (Rk) |
| Runelvys Hernandez | P | 27 | R-R | 6-1 | 205 | 9/27/1980 | MLB | Sign UDFA: 1997 | Houston Astros (MLB), Round Rock (AAA) |
| Chris Hicks | P | 21 | R-R | 6-4 | 210 | 2/17/1987 | A- | 2008-Hou-14 |
Tri City (A-) |
| Carlos Hines | P | 27 | R-R | 6-4 | 190 | 9/26/1980 | AAA | 1999-Cin-24 |
Round Rock (AAA) |
| Kody Hinze | 1B | 20 | R-R | 6-0 | 225 | 7/29/1987 | Rookie | 2005-Pit-46 |
Greeneville (Rk) |
| Jarred Holloway | P | 19 | R-L | 6-3 | 230 | 8/28/1988 | A- | 2008-Hou-10 |
Tri City (A-) |
| J.R. House | C | 28 | R-R | 5-10 | 200 | 11/11/1979 | MLB | 1999-Pit-5 |
Houston Astros (MLB), Round Rock (AAA) |
| Ryan Houston | P | 28 | R-R | 6-4 | 192 | 9/22/1979 | AAA | 1998-Tor-31 |
Round Rock (AAA) |
| Casey Hudspeth | P | 23 | R-R | 5-11 | 165 | 10/1/1984 | AA | 2006-Hou-5 |
Corpus Christi (AA), Salem (A+) |
| Jeff Hulett | SS | 20 | R-R | 6-0 | 185 | 11/16/1987 | A- | 2008-Hou-12 |
Tri City (A-) |
| Sal Iacono | IF-C | 23 | R-R | 5-9 | 190 | 3/4/1985 | A+ | 2007-Hou-26 |
Salem (A+) |
| Jeff Icenogle | P | 24 | L-L | 6-2 | 205 | 5/30/1984 | A | Sign UDFA: 2006 | Lexington (A) |
| Wilton Infante | OF | 20 | R-R | 6-1 | 175 | 8/11/1987 | Rookie | - |
Greeneville (Rk) |
| Eli Iorg | OF | 25 | R-R | 6-3 | 200 | 3/14/1983 | AA | 2005-Hou-1 |
Corpus Christi (AA) |
| Chris Jackson | SS | 21 | R-R | 5-11 | 185 | 12/30/1986 | A | 2008-Hou-29 |
Lexington (A), Tri City (A-) |
| Brad James | P | 24 | R-R | 6-2 | 200 | 6/19/1984 | AA | 2004-Hou-29 |
Corpus Christi (AA) |
| Chris Johnson | SS | 23 | R-R | 6-3 | 220 | 10/1/1984 | AAA | 2006-Hou-4 |
Round Rock (AAA), Corpus Christi (AA) |
| Josh Johnson | C | 25 | R-R | 5-10 | 180 | 11/3/1982 | AAA | 2001-Min-25 |
Round Rock (AAA) |
| Reid Kelly | P | 21 | R-R | 6-2 | 180 | 10/31/1986 | A | 2005-Hou-33 |
Lexington (A) |
| Ray King | P | 34 | L-L | 6-1 | 230 | 1/15/1974 | MLB | 1995-Cin-8 |
Round Rock (AAA) |
| Danny Klassen | 3B-2B | 32 | R-R | 6-0 | 175 | 9/22/1975 | MLB | 1993-Mil-2 |
Round Rock (AAA) |
| Mike Koons | P | 22 | R-R | 6-2 | 205 | 9/18/1985 | A | Sign UDFA: 2007 | Lexington (A) |
| Carlos Ladeuth | P | 24 | R-R | 5-11 | 180 | 6/13/1984 | A | - |
Lexington (A) |
| Carlos Lazu | P | 22 | R-L | 6-0 | 185 | 2/4/1986 | Rookie | - |
Greeneville (Rk) |
| Carlos Lee | LF | 32 | R-R | 6-2 | 220 | 6/20/1976 | MLB | Sign UDFA: 1994 | Houston Astros (MLB) |
| Chase Lehr | P | 20 | R-R | 6-2 | 185 | 10/9/1987 | A- | 2008-Hou-49 |
Tri City (A-) |
| Arcenio Leon | P | 21 | R-R | 6-1 | 162 | 9/22/1986 | Rookie | - |
Greeneville (Rk) |
| Robert Leonhardt | P | 23 | R-R | 6-5 | 185 | 9/27/1984 | A | 2005-Wan-50 |
Lexington (A) |
| Jose Lopez | C | 23 | R-R | 5-11 | 195 | 3/8/1985 | AAA | - |
Round Rock (AAA), Corpus Christi (AA) |
| Mark Loretta | 2B-SS | 36 | R-R | 6-0 | 190 | 8/14/1971 | MLB | 1993-Mil-7 |
Houston Astros (MLB) |
| Andrea Lucati | P | 18 | R-R | 6-3 | 247 | 1/17/1990 | Rookie | - |
Greeneville (Rk) |
| Jordan Lyles | P | 17 | R-R | 6-4 | 185 | 10/19/1990 | A- | 2008-Hou-1 |
Tri City (A-), Greeneville (Rk) |
| Val Majewski | CF-RF | 27 | R-R | 6-1 | 180 | 3/12/1981 | MLB | 2002-Bal-3 |
Round Rock (AAA), Corpus Christi (AA) |
| Tommy Manzella | SS | 25 | R-R | 6-3 | 195 | 4/16/1983 | AAA | 2005-Hou-3 |
Round Rock (AAA), Corpus Christi (AA) |
| Kazuo Matsui | SS | 32 | B-R | 5-10 | 185 | 10/23/1975 | MLB | Sign UDFA: 2003 | Houston Astros (MLB), Round Rock (AAA), Corpus Christi (AA) |
| Edwin Maysonet | 2B | 26 | R-R | 6-0 | 180 | 10/17/1981 | MLB | 2003-Hou-19 |
Houston Astros (MLB), Round Rock (AAA) |
| Ryan McKeller | P | 24 | R-R | 6-5 | 210 | 7/8/1983 | AA | 2002-Hou-45 |
Corpus Christi (AA) |
| Danny Meier | OF | 22 | R-R | 6-3 | 205 | 10/28/1985 | A- | 2008-Hou-24 |
Tri City (A-) |
| German Melendez | C | 26 | R-R | 6-0 | 160 | 9/13/1981 | AA | Sign UDFA: 1998 | Corpus Christi (AA) |
| Jackson Melian | OF | 28 | R-R | 6-2 | 190 | 1/7/1980 | AAA | Sign UDFA: 1996 | Round Rock (AAA) |
| Joe Melton | C | 23 | R-R | 6-2 | 215 | 7/14/1984 | A | - |
Lexington (A) |
| Roberto Mena | 2B | - | - | | 0 | | A+ | 2002-Sea-46 |
Salem (A+), Lexington (A) |
| Danny Meszaros | P | 22 | R-R | 5-10 | 170 | 9/6/1985 | A- | 2008-Hou-48 |
Tri City (A-) |
| Nathan Metroka | RF | 21 | R-R | 6-2 | 220 | 8/30/1986 | Rookie | 2008-Hou-47 |
Greeneville (Rk) |
| Kyle Middleton | P | 28 | R-R | 6-5 | 230 | 6/13/1980 | AAA | 1999-Kc-49 |
Round Rock (AAA), Corpus Christi (AA) |
| David Miller | | 23 | L-R | 6-10 | 210 | 9/29/1984 | A- | 2007-Hou-32 |
Tri City (A-) |
| Josh Miller | P | 29 | R-R | 6-1 | 200 | 2/7/1979 | AAA | 2001-Phi-32 |
Round Rock (AAA) |
| Kyle Miller | 3B | 21 | R-R | 6-1 | 200 | 9/1/1986 | A | 2007-Hou-21 |
Lexington (A), Greeneville (Rk) |
| Brian Moehler | P | 36 | R-R | 6-3 | 235 | 12/31/1971 | MLB | 1993-Det-6 |
Houston Astros (MLB) |
| Carlos Mojica | C | 20 | R-R | 6-0 | 190 | 6/7/1988 | Rookie | - |
Greeneville (Rk) |
| Dionel Montas | 3B | 21 | R-R | 6-2 | 200 | 5/17/1987 | Rookie | - |
Greeneville (Rk) |
| Nick Moresi | OF | 23 | R-R | 6-4 | 180 | 11/22/1984 | A+ | 2006-Hou-3 |
Salem (A+), Lexington (A) |
| Ashton Mowdy | P | 22 | R-R | 6-0 | 185 | 6/21/1986 | A- | 2008-Hou-19 |
Tri City (A-) |
| Josh Muecke | P | 26 | L-L | 6-3 | 195 | 1/9/1982 | AAA | 2003-Hou-5 |
Round Rock (AAA) |
| David Newhan | RF-2B | 34 | L-R | 5-10 | 180 | 9/7/1973 | MLB | 1995-Oak-17 |
Houston Astros (MLB), Round Rock (AAA) |
| Lance Niekro | 1B | 29 | R-R | 6-3 | 210 | 1/29/1979 | MLB | 2000-Sf-2 |
Round Rock (AAA) |
| Fernando Nieve | P | 25 | R-R | 6-0 | 170 | 7/15/1982 | MLB | Sign UDFA: 1999 | Houston Astros (MLB), Round Rock (AAA) |
| Antonio Noguera | P | 20 | L-L | 6-3 | 195 | 2/26/1988 | A- | Sign UDFA: 2004 | Tri City (A-) |
| Bud Norris | P | 23 | R-R | 6-0 | 195 | 3/2/1985 | AA | 2006-Hou-6 |
Corpus Christi (AA) |
| Mark Ori | 1B | 24 | L-R | 6-4 | 225 | 12/16/1983 | A+ | 2005-Hou-14 |
Salem (A+) |
| Roy Oswalt | P | 30 | R-R | 6-0 | 170 | 8/29/1977 | MLB | 1996-Hou-23 |
Houston Astros (MLB) |
| Jose Oyervidez | P | 26 | R-R | 6-1 | 180 | 2/18/1982 | AAA | Sign UDFA: 2002 | Round Rock (AAA), Corpus Christi (AA) |
| John Pacella | P | 24 | R-R | 6-6 | 220 | 12/26/1983 | A+ | - |
Salem (A+), Lexington (A) |
| Luis Pardo | P | 22 | R-R | 6-5 | 230 | 7/14/1985 | A | 2007-Hou-9 |
Lexington (A) |
| Chad Paronto | P | 32 | R-R | 6-5 | 225 | 7/28/1975 | MLB | 1996-Bal-8 |
Houston Astros (MLB), Round Rock (AAA) |
| Jordan Parraz | P | 23 | R-R | 6-3 | 190 | 10/8/1984 | A+ | 2004-Hou-3 |
Salem (A+) |
| Josh Paul | C | 33 | R-R | 6-1 | 185 | 5/19/1975 | MLB | 1996-Chw-2 |
Round Rock (AAA) |
| Felipe Paulino | P | 24 | R-R | 6-2 | 180 | 10/5/1983 | MLB | Sign UDFA: 2001 | Round Rock (AAA) |
| Rich Paz | SS | 30 | R-R | 5-8 | 172 | 7/30/1977 | AAA | Sign UDFA: 1993 | Round Rock (AAA), Corpus Christi (AA) |
| Brian Pellegrini | | 23 | R-R | 6-1 | 240 | 10/3/1984 | A | 2007-Hou-12 |
Lexington (A) |
| Hunter Pence | OF | 25 | R-R | 6-4 | 210 | 4/13/1983 | MLB | 2004-Hou-2 |
Houston Astros (MLB) |
| Sergio Perez | P | 23 | R-R | 6-3 | 230 | 12/5/1984 | AA | 2006-Hou-2 |
Corpus Christi (AA) |
| Tomas Perez | 2B-SS | 34 | B-R | 5-11 | 177 | 12/29/1973 | MLB | 1998-Mtl-45 |
Houston Astros (MLB), Round Rock (AAA) |
| Reinaldo Pestana | C | 21 | R-R | 6-1 | 180 | 5/24/1987 | A- | Sign UDFA: 2004 | Tri City (A-) |
| Nate Pettus | P | 19 | R-R | 6-1 | 200 | 10/9/1988 | Rookie | 2008-Hou-27 |
Greeneville (Rk) |
| Colton Pitkin | P | 18 | R-L | 6-3 | 210 | 8/10/1989 | Rookie | 2007-Hou-41 |
Greeneville (Rk) |
| Jordan Powell | P | 23 | R-R | 6-2 | 205 | 4/14/1985 | A+ | 2007-Hou-35 |
Salem (A+), Lexington (A) |
| Jacob Priday | OF | 22 | R-R | 6-1 | 218 | 10/2/1985 | A | 2008-Hou-11 |
Lexington (A), Tri City (A-) |
| David Qualben | P | 22 | L-L | 6-3 | 215 | 7/29/1985 | A+ | 2006-Hou-7 |
Salem (A+), Lexington (A) |
| Cesar Quintero | C | 25 | R-R | 6-1 | 200 | 11/16/1982 | A+ | Sign UDFA: 2001 | Salem (A+) |
| Humberto Quintero | C | 28 | R-R | 6-1 | 190 | 8/2/1979 | MLB | Sign UDFA: 1997 | Houston Astros (MLB), Round Rock (AAA), Corpus Christi (AA) |
| Ronald Ramirez | 2B-SS | 22 | R-R | 6-0 | 150 | 1/30/1986 | A | Sign UDFA: 2003 | Lexington (A), Tri City (A-) |
| Yordany Ramirez | OF | 23 | R-R | 6-1 | 160 | 7/31/1984 | AAA | Sign UDFA: 2001 | Round Rock (AAA) |
| Stephen Randolph | P | 34 | L-L | 6-3 | 185 | 5/1/1974 | MLB | 1995-Nyy-18 |
Round Rock (AAA) |
| Ryan Reed | OF | 24 | L-L | 6-4 | 210 | 12/19/1983 | A+ | 2004-Hou-21 |
Salem (A+) |
| Nick Regilio | P | 29 | R-R | 6-2 | 185 | 9/4/1978 | MLB | 1999-Tex-2 |
Round Rock (AAA) |
| Chad Reineke | P | 26 | R-R | 6-6 | 210 | 4/9/1982 | MLB | 2004-Hou-13 |
Round Rock (AAA) |
| Kirkland Rivers | P | 22 | L-L | 6-1 | 195 | 1/6/1986 | A- | 2008-Hou-37 |
Tri City (A-) |
| Brett Robinson | P | 23 | R-R | 6-0 | 185 | 1/23/1985 | A | 2007-Hou-27 |
Lexington (A) |
| Wandy Rodriguez | P | 29 | B-L | 5-11 | 160 | 1/18/1979 | MLB | Sign UDFA: 1999 | Houston Astros (MLB), Corpus Christi (AA) |
| Joel Romero | P | 19 | R-R | 6-0 | 180 | 7/25/1988 | Rookie | - |
Greeneville (Rk) |
| Orlando Rosales | CF | 24 | R-R | 5-8 | 180 | 4/9/1984 | AA | 2006-Hou-19 |
Corpus Christi (AA), Salem (A+) |
| Ebert Rosario | 3B | 21 | R-R | 6-3 | 165 | 5/27/1987 | A- | - |
Tri City (A-), Greeneville (Rk) |
| Philip Rummel | P | 23 | R-R | 6-5 | 235 | 6/26/1985 | A- | 2008-Hou-31 |
Tri City (A-) |
| Mark Saccomanno | 3B | 28 | R-R | 6-2 | 210 | 4/30/1980 | MLB | 2003-Hou-23 |
Houston Astros (MLB), Round Rock (AAA) |
| Ray Sadler | OF | 27 | R-R | 6-1 | 200 | 9/19/1980 | MLB | 1999-Chc-30 |
Round Rock (AAA), Corpus Christi (AA) |
| Christopher Salamida | P | 24 | L-L | 6-0 | 180 | 5/7/1984 | AA | 2006-Hou-13 |
Corpus Christi (AA), Salem (A+) |
| Chris Sampson | SS | 30 | R-R | 6-0 | 170 | 5/23/1978 | MLB | 1999-Hou-8 |
Houston Astros (MLB) |
| Lou Santangelo | C | 25 | R-R | 6-1 | 200 | 3/16/1983 | AAA | 2004-Hou-4 |
Round Rock (AAA), Corpus Christi (AA) |
| Joel Santo | P | 24 | R-R | 6-3 | 180 | 6/4/1984 | AAA | Sign UDFA: 2002 | Salem (A+) |
| Maxwell Sapp | C | 20 | L-R | 6-2 | 220 | 2/21/1988 | A | 2006-Hou-1 |
Lexington (A) |
| Ross Seaton | P | 18 | L-R | 6-4 | 190 | 9/18/1989 | Rookie | 2008-Hou-3 |
Greeneville (Rk) |
| Sergio Severino | P | 23 | L-L | 5-11 | 150 | 9/1/1984 | A+ | - |
Salem (A+), Lexington (A) |
| Ole Sheldon | 1B | 25 | R-R | 6-4 | 210 | 11/25/1982 | AA | 2004-Hou-14 |
Corpus Christi (AA) |
| J.B. Shuck | OF | 21 | L-L | 5-11 | 185 | 6/18/1987 | A- | 2008-Hou-6 |
Tri City (A-) |
| Andy Simunic | 2B | 22 | R-R | 6-0 | 170 | 8/7/1985 | A- | 2008-Hou-17 |
Tri City (A-) |
| Jorge Sosa | P | 30 | B-R | 6-2 | 180 | 4/28/1978 | MLB | Sign UDFA: 1995 | Round Rock (AAA) |
| T.J. Steele | OF | 21 | R-R | 6-3 | 215 | 9/21/1986 | A- | 2008-Hou-4 |
Tri City (A-) |
| Wladimir Sutil | SS | 23 | R-R | 5-10 | 135 | 10/31/1984 | AA | Sign UDFA: 2003 | Corpus Christi (AA), Salem (A+) |
| Drew Sutton | OF | 25 | B-R | 6-3 | 185 | 6/30/1983 | AA | 2004-Hou-15 |
Corpus Christi (AA) |
| Travis Sweet | P | 22 | R-R | 6-0 | 190 | 4/17/1986 | A+ | 2007-Hou-29 |
Salem (A+) |
| Eric Taylor | 3B | 22 | R-R | 6-1 | 195 | 7/29/1985 | A | 2006-Hou-30 |
Lexington (A) |
| Miguel Tejada | SS | 32 | R-R | 5-9 | 188 | 5/25/1976 | MLB | Sign UDFA: 1993 | Houston Astros (MLB) |
| Justin Tellam | C | 23 | R-R | 6-3 | 190 | 11/20/1984 | A+ | 2006-Hou-14 |
Salem (A+) |
| Renzo Tello | OF | 21 | R-R | 6-1 | 156 | 6/30/1987 | Rookie | - |
Greeneville (Rk) |
| Ryan Thompson | P | 25 | R-R | 6-4 | 220 | 8/6/1982 | AA | Sign UDFA: 2004 | Corpus Christi (AA) |
| Jack Tilghman | P | 21 | R-R | 6-2 | 205 | 5/19/1987 | A | 2006-Atl-16 |
Lexington (A) |
| Devon Torrence | OF | 19 | R-R | 6-0 | 190 | 5/8/1989 | Rookie | 2007-Hou-16 |
Greeneville (Rk) |
| Tim Torres | SS | 24 | B-R | 6-2 | 180 | 11/12/1983 | A+ | 2006-Hou-23 |
Salem (A+) |
| Justin Towles | C | 24 | R-R | 6-2 | 190 | 2/11/1984 | MLB | 2004-Hou-20 |
Houston Astros (MLB), Round Rock (AAA) |
| Jose Trinidad | P | 20 | R-R | 5-11 | 150 | 7/13/1987 | Rookie | - |
Greeneville (Rk) |
| Polin Trinidad | P | 23 | L-L | 6-2 | 170 | 11/19/1984 | AA | - |
Corpus Christi (AA), Salem (A+) |
| Chris Turner | OF | 19 | B-R | 5-10 | 175 | 10/21/1988 | Rookie | 2007-Hou-42 |
Greeneville (Rk) |
| Patrick Urckfitz | P | 19 | L-L | 6-4 | 190 | 7/21/1988 | Rookie | - |
Greeneville (Rk) |
| Jose Valverde | P | 28 | R-R | 6-4 | 220 | 7/24/1979 | MLB | Sign UDFA: 1997 | Houston Astros (MLB) |
| Andy Van Hekken | P | 28 | R-L | 6-3 | 175 | 7/31/1979 | MLB | 1998-Sea-3 |
Corpus Christi (AA) |
| Jimmy Van Ostrand | OF | 23 | R-R | 6-4 | 210 | 8/7/1984 | AA | 2006-Hou-8 |
Corpus Christi (AA), Salem (A+) |
| Thomas Vessella | P | 22 | R-L | 6-6 | 205 | 10/12/1985 | A | 2006-Hou-11 |
Lexington (A) |
| Henry Villar | P | 21 | R-R | 5-11 | 150 | 5/24/1987 | Rookie | - |
Greeneville (Rk) |
| Oscar Villarreal | P | 26 | L-R | 6-1 | 190 | 11/22/1981 | MLB | Sign UDFA: 1998 | Houston Astros (MLB) |
| Brian Wabick | P | 20 | R-R | 6-0 | 180 | 8/3/1987 | A- | 2007-Hou-34 |
Tri City (A-), Greeneville (Rk) |
| Chad Wagler | P | 24 | R-R | 6-1 | 185 | 9/11/1983 | A+ | 2006-Hou-22 |
Salem (A+) |
| Sean Walker | P | 25 | R-R | 6-1 | 175 | 10/31/1982 | AA | 2005-Hou-24 |
Corpus Christi (AA), Salem (A+) |
| Ty Wigginton | 3B | 30 | R-R | 6-0 | 210 | 10/11/1977 | MLB | 1998-Nym-17 |
Houston Astros (MLB), Round Rock (AAA) |
| Marques Williams | OF | 22 | R-R | 6-0 | 185 | 10/24/1985 | A- | 2007-Hou-43 |
Tri City (A-) |
| Randy Wolf | P | 31 | L-L | 6-0 | 194 | 8/22/1976 | MLB | 1997-Phi-2 |
Houston Astros (MLB) |
| Shane Wolf | P | 21 | L-L | 6-3 | 225 | 9/10/1986 | A- | 2008-Hou-26 |
Tri City (A-) |
| Wesley Wright | P | 23 | R-L | 5-10 | 150 | 1/28/1985 | MLB | 2003-La-7 |
Houston Astros (MLB) |