|
| Fernando Abad | P | 21 | L | L | 6-2 | 170 | 12/17/1985 | Sign UDFA: 2002 | Tri City (A-), Greeneville (Rk) |
| Colt Adams | P | 22 | R | R | 6-5 | 220 | 5/23/1985 | 2006-Hou-18 |
Tri City (A-) |
| Matthew Albers | P | 24 | L | R | 6-0 | 195 | 1/20/1983 | 2001-Hou-23 |
Houston Astros (MLB), Round Rock (AAA) |
| Drew Anderson | | 23 | R | R | 5-11 | 200 | 4/22/1984 | 2007-Hou-22 |
Greeneville (Rk) |
| Josh Anderson | OF | 24 | L | R | 6-2 | 195 | 8/10/1982 | 2003-Hou-4 |
Houston Astros (MLB), Round Rock (AAA) |
| Danny Ardoin | C | 32 | R | R | 6-0 | 205 | 7/8/1974 | 1995-Oak-5 |
Round Rock (AAA) |
| Douglas Arguello | P | 22 | L | L | 6-1 | 175 | 11/21/1984 | Sign UDFA: 2001 | Lexington (A) |
| Miguel Asencio | P | 26 | R | R | 6-2 | 190 | 9/29/1980 | Sign UDFA: 1998 | Round Rock (AAA), Corpus Christi (AA) |
| Jonny Ash | 3B | 24 | L | R | 5-9 | 180 | 9/11/1982 | 2004-Hou-11 |
Corpus Christi (AA) |
| Brad Ausmus | C | 38 | R | R | 5-11 | 195 | 4/14/1969 | 1987-Nyy-48 |
Houston Astros (MLB) |
| Brandon Backe | P | 29 | R | R | 6-0 | 185 | 4/5/1978 | 1998-Tb-18 |
Houston Astros (MLB), Round Rock (AAA), Corpus Christi (AA) |
| Brandon Barnes | OF | 21 | R | R | 6-2 | 210 | 5/15/1986 | 2005-Hou-6 |
Tri City (A-) |
| Jimmy Barthmaier | P | 23 | R | R | 6-4 | 200 | 1/6/1984 | 2003-Hou-13 |
Corpus Christi (AA) |
| Philip Barzilla | P | 28 | L | L | 6-0 | 180 | 1/25/1979 | 2001-Hou-4 |
Round Rock (AAA) |
| Corey Bass | P | 22 | R | R | 6-3 | 210 | 2/8/1985 | 2004-Hou-47 |
Lexington (A) |
| Antony Bello | P | 21 | L | L | 6-2 | 200 | 10/9/1985 | 2006-Hou-21 |
Tri City (A-) |
| Lance Berkman | LF-RF | 31 | B | L | 6-1 | 205 | 2/10/1976 | 1997-Hou-1 |
Houston Astros (MLB) |
| Craig Biggio | 2B-C | 41 | R | R | 5-11 | 180 | 12/14/1965 | 1987-Hou-1 |
Houston Astros (MLB) |
| Chris Blazek | P | 23 | L | L | 6-0 | 170 | 3/2/1984 | 2005-Hou-23 |
Salem (A+) |
| Brian Bogusevic | P | 23 | L | L | 6-3 | 215 | 2/18/1984 | 2005-Hou-1 |
Corpus Christi (AA), Salem (A+) |
| Robert Bono | C/P | 18 | R | R | 6-2 | 175 | 12/12/1988 | 2007-Hou-11 |
Greeneville (Rk) |
| Dave Borkowski | P | 30 | R | R | 6-1 | 200 | 2/7/1977 | 1995-Det-11 |
Houston Astros (MLB) |
| Bryan Brown | SS | 21 | R | R | 5-10 | 170 | 8/3/1985 | - |
Greeneville (Rk) |
| Steve Brown | OF | 20 | R | R | 6-0 | 180 | 9/3/1986 | - |
Tri City (A-) |
| Eric Bruntlett | SS-2B | 29 | R | R | 6-0 | 200 | 3/29/1978 | 2000-Hou-9 |
Houston Astros (MLB), Round Rock (AAA) |
| Greg Buchanan | 2B | 23 | B | R | 5-11 | 180 | 11/16/1983 | 2006-Hou-9 |
Lexington (A) |
| Chris Burke | 2B | 27 | R | R | 5-11 | 183 | 3/11/1980 | 2001-Hou-1 |
Houston Astros (MLB), Round Rock (AAA) |
| Brandon Caipen | C-OF | 24 | R | R | 6-0 | 180 | 3/4/1983 | 2006-Hou-28 |
Lexington (A), Tri City (A-) |
| Francisco Caraballo | OF | 23 | R | R | 6-1 | 185 | 10/21/1983 | Sign UDFA: 2001 | Corpus Christi (AA) |
| Kevin Carkeek | | 22 | R | R | 6-3 | 200 | 10/20/1984 | 2007-Hou-25 |
Tri City (A-) |
| Albert Cartwright | 2B | 19 | R | R | 5-10 | 180 | 10/31/1987 | 2007-Hou-36 |
Greeneville (Rk) |
| Nick Cavanaugh | P | 25 | R | R | 6-2 | 210 | 3/14/1982 | - |
Salem (A+), Lexington (A) |
| Leandro Cespedes | P | 20 | R | R | 5-11 | 160 | 4/19/1987 | - |
Lexington (A), Greeneville (Rk) |
| Eduin Ciriaco | P | 21 | L | L | 6-0 | 175 | 10/26/1985 | - |
Greeneville (Rk) |
| Koby Clemens | 3B | 20 | R | R | 5-11 | 200 | 12/4/1986 | 2005-Hou-8 |
Lexington (A) |
| Brooks Conrad | 2B | 27 | B | R | 5-11 | 185 | 1/16/1980 | 2001-Hou-8 |
Round Rock (AAA) |
| Craig Corrado | | 22 | R | R | 6-2 | 185 | 9/10/1984 | 2007-Hou-14 |
Tri City (A-) |
| Alberto Cruz | | - | | | | | | 2006-Hou-27 |
Tri City (A-) |
|
| Matt Cusick | 2B | 21 | L | R | 5-10 | 190 | 5/5/1986 | 2007-Hou-10 |
Tri City (A-) |
| Andrew Darnell | OF | 20 | R | R | 6-1 | 215 | 7/15/1986 | 2005-Hou-35 |
Lexington (A), Greeneville (Rk) |
| Kevin Davidson | C | 26 | R | R | 5-9 | 200 | 7/21/1980 | 2002-Hou-28 |
Round Rock (AAA), Corpus Christi (AA) |
| Collin Delome | H | 21 | L | R | 6-2 | 195 | 12/18/1985 | 2007-Hou-5 |
Tri City (A-) |
| Kyle Deyoung | P | 22 | R | R | 6-0 | 190 | 8/15/1984 | 2006-Hou-31 |
Lexington (A) |
| Raymar Diaz | P | 23 | R | R | 6-7 | 190 | 11/13/1983 | 2002-Hou-47 |
Salem (A+) |
| David Dinelli | P | 20 | R | R | 6-3 | 215 | 3/14/1987 | 2007-Hou-6 |
Tri City (A-), Greeneville (Rk) |
| Russell Dixon | H | 21 | L | R | 6-2 | 205 | 8/28/1985 | 2007-Hou-7 |
Tri City (A-) |
| Jason Dominguez | P | - | | | | | | - |
Tri City (A-) |
| Chance Douglass | P | 23 | R | R | 6-1 | 190 | 2/24/1984 | 2002-Hou-12 |
Round Rock (AAA), Corpus Christi (AA) |
| Travis Driskill | P | 35 | R | R | 6-0 | 225 | 8/1/1971 | 1993-Cle-4 |
Houston Astros (MLB), Round Rock (AAA) |
| Jose Duran | P | 22 | R | R | 6-1 | 175 | 4/1/1985 | Sign UDFA: 2004 | Greeneville (Rk) |
| Mitch Einertson | OF | 21 | R | R | 5-10 | 180 | 4/4/1986 | 2004-Hou-5 |
Salem (A+) |
| Evan Englebrook | P | 25 | R | R | 6-8 | 225 | 4/28/1982 | 2004-Hou-8 |
Corpus Christi (AA), Salem (A+) |
| Morgan Ensberg | 3B | 31 | R | R | 6-2 | 210 | 8/26/1975 | 1998-Hou-9 |
Houston Astros (MLB) |
| Rodrigo Escobar | P | 24 | R | R | 5-11 | 160 | 2/11/1983 | Sign UDFA: 1999 | Salem (A+) |
| Brian Espersen | | - | | | | | | - |
Tri City (A-) |
| Paul Estrada | P | 24 | R | R | 6-1 | 190 | 9/10/1982 | Sign UDFA: 1999 | Round Rock (AAA) |
| Tyler Evans | SS-2B | 23 | R | R | 6-2 | 180 | 5/2/1984 | - |
Lexington (A) |
| Adam Everett | SS | 30 | R | R | 6-0 | 156 | 2/2/1977 | 1998-Bos-1 |
Houston Astros (MLB) |
| Cat Everett | INF | 21 | S | R | 6-1 | 190 | 10/5/1985 | 2007-Hou-44 |
Tri City (A-) |
| Tom Fairchild | P | 23 | R | R | 6-2 | 200 | 12/5/1983 | 2005-Hou-12 |
Corpus Christi (AA) |
| Osvaldo Fernando | SS | 24 | B | R | 6-0 | 170 | 10/15/1982 | Sign UDFA: 2000 | Round Rock (AAA), Corpus Christi (AA), Salem (A+) |
| Jon Fixler | H | 21 | R | R | 6-1 | 205 | 6/13/1986 | 2007-Hou-19 |
Tri City (A-) |
| Jhon Florentino | SS | 23 | R | R | 6-0 | 155 | 8/22/1983 | - |
Lexington (A) |
| Josh Flores | OF | 21 | R | R | 6-0 | 195 | 11/18/1985 | 2005-Hou-4 |
Corpus Christi (AA), Salem (A+) |
| Dan Foli | P | 26 | R | R | 6-1 | 180 | 3/30/1981 | 2001-Chc-31 |
Corpus Christi (AA) |
| Kevin Fox | P | 21 | L | L | 6-1 | 180 | 8/24/1985 | 2006-Hou-15 |
Tri City (A-) |
| Chris Frye | OF | 23 | R | R | 6-0 | 205 | 6/9/1984 | Sign UDFA: 2007 | Tri City (A-), Greeneville (Rk) |
| Charlie Gamble | | 22 | R | R | 6-6 | 235 | 1/18/1985 | 2007-Hou-23 |
Tri City (A-) |
| Victor Garate | P | 22 | L | L | 6-1 | 160 | 9/25/1984 | - |
Lexington (A), Tri City (A-) |
| Jesse Garcia | 2B-SS | 33 | R | R | 5-10 | 171 | 9/24/1973 | 1993-Bal-26 |
Round Rock (AAA) |
| Sam Gervacio | P | 22 | R | R | 5-11 | 160 | 1/10/1985 | - |
Corpus Christi (AA), Salem (A+) |
| Danny Gil | | 22 | R | R | 6-3 | 205 | 3/28/1985 | 2007-Hou-30 |
Tri City (A-) |
| James Goethals | C | 24 | R | R | 5-11 | 200 | 7/12/1982 | - |
Corpus Christi (AA), Lexington (A) |
| Axel Gonzalez | CF | 19 | R | R | 5-11 | 165 | 6/2/1988 | 2006-Hou-41 |
Tri City (A-), Greeneville (Rk) |
| Pedro Gonzalez | C | 20 | L | R | 5-11 | 182 | 10/29/1986 | - |
Greeneville (Rk) |
| Brian Gordon | OF | 27 | L | R | 6-0 | 193 | 8/16/1979 | 1997-Ari-7 |
Round Rock (AAA), Corpus Christi (AA) |
| Jared Gothreaux | P | 27 | R | R | 6-0 | 205 | 1/27/1980 | 2002-Hou-16 |
Round Rock (AAA) |
| Kyle Greenwalt | P | 18 | R | R | 6-0 | | 9/29/1988 | 2007-Hou-20 |
Greeneville (Rk) |
| Juan Gutierrez | P | 23 | R | R | 6-3 | 200 | 7/14/1983 | Sign UDFA: 2000 | Houston Astros (MLB), Round Rock (AAA) |
| Bryan Hallberg | P | 22 | R | R | 6-0 | 185 | 4/23/1985 | 2006-Hou-12 |
Lexington (A), Tri City (A-) |
| Billy Hart | DH | 24 | R | R | 6-2 | 215 | 11/2/1982 | 2005-Hou-5 |
Salem (A+) |
| Ralph Henriquez | C | 20 | B | R | 6-1 | 190 | 4/7/1987 | 2005-Hou-2 |
Lexington (A) |
| Andrew Holder | OF | 23 | R | R | 6-0 | 210 | 10/2/1983 | 2006-Hou-16 |
Lexington (A) |
| Casey Hudspeth | P | 22 | R | R | 5-11 | 165 | 10/1/1984 | 2006-Hou-5 |
Salem (A+), Lexington (A) |
| Sal Iacono | | 22 | R | R | 5-9 | 190 | 3/4/1985 | 2007-Hou-26 |
Tri City (A-) |
| Jeff Icenogle | P | 23 | L | L | 6-2 | 205 | 5/30/1984 | Sign UDFA: 2006 | Tri City (A-) |
| Eli Iorg | OF | 24 | R | R | 6-3 | 200 | 3/14/1983 | 2005-Hou-1 |
Salem (A+) |
| Brad James | P | 23 | R | R | 6-2 | 200 | 6/19/1984 | 2004-Hou-29 |
Corpus Christi (AA), Salem (A+) |
| Jason Jennings | P | 28 | R | R | 6-2 | 242 | 7/17/1978 | 1999-Col-1 |
Houston Astros (MLB), Round Rock (AAA), Corpus Christi (AA) |
| Chris Johnson | SS | 22 | R | R | 6-3 | 220 | 10/1/1984 | 2006-Hou-4 |
Salem (A+), Lexington (A) |
| Michael Johnson | 1B | 27 | L | R | 6-3 | 215 | 6/25/1980 | 2002-Sd-2 |
Corpus Christi (AA) |
| Timothy Johnson | SS | 20 | R | R | 6-1 | 180 | 10/15/1986 | 2005-Hou-7 |
Greeneville (Rk) |
| Reid Kelly | P | 20 | R | R | 6-2 | 180 | 10/31/1986 | 2005-Hou-33 |
Lexington (A) |
| Eric King | 2B | 24 | R | R | 5-9 | 175 | 7/2/1982 | 2005-Hou-13 |
Salem (A+) |
| Danny Klassen | 3B-2B | 31 | R | R | 6-0 | 175 | 9/22/1975 | 1993-Mil-2 |
Round Rock (AAA) |
| Mike Koons | P | 21 | R | R | 6-2 | 205 | 9/18/1985 | Sign UDFA: 2007 | Tri City (A-) |
| Carlos Ladeuth | P | 23 | R | R | 5-11 | 180 | 6/13/1984 | - |
Tri City (A-) |
| Mike Lamb | 3B-1B | 31 | L | R | 6-1 | 185 | 8/9/1975 | 1997-Tex-7 |
Houston Astros (MLB) |
| Jason Lane | RF-LF | 30 | R | L | 6-2 | 215 | 12/22/1976 | 1999-Hou-6 |
Houston Astros (MLB), Round Rock (AAA) |
| Andy Launier | 1B | 20 | R | R | 6-3 | 220 | 4/10/1987 | 2006-Hou-49 |
Greeneville (Rk) |
| Tim Lavigne | P | 28 | R | R | 5-11 | 180 | 7/4/1978 | 2000-Nym-32 |
Corpus Christi (AA) |
| Carlos Lazu | P | 21 | R | L | 6-0 | 185 | 2/4/1986 | - |
Greeneville (Rk) |
| Carlos Lee | LF | 31 | R | R | 6-2 | 220 | 6/20/1976 | Sign UDFA: 1994 | Houston Astros (MLB) |
| Arcenio Leon | P | 20 | R | R | 6-1 | 162 | 9/22/1986 | - |
Greeneville (Rk) |
| Robert Leonhardt | P | 22 | R | R | 6-5 | 185 | 9/27/1984 | 2005-Wan-50 |
Tri City (A-) |
| Brad Lidge | P | 30 | R | R | 6-5 | 200 | 12/23/1976 | 1998-Hou-1 |
Houston Astros (MLB), Corpus Christi (AA) |
| Jose Lopez | C | 22 | R | R | 5-11 | 195 | 3/8/1985 | - |
Salem (A+) |
| Mark Loretta | 2B-SS | 35 | R | R | 6-0 | 190 | 8/14/1971 | 1993-Mil-7 |
Houston Astros (MLB) |
| Santo Luis | P | 23 | R | R | 6-6 | 240 | 1/27/1984 | - |
Lexington (A) |
| Jeff Mackor | C | 27 | R | R | 6-1 | 215 | 6/17/1980 | 2002-Hou-15 |
Corpus Christi (AA) |
| Tommy Manzella | SS | 24 | R | R | 6-3 | 195 | 4/16/1983 | 2005-Hou-3 |
Corpus Christi (AA), Salem (A+) |
| Ronald Martinez | P | 23 | R | R | 5-11 | 180 | 7/6/1983 | Sign UDFA: 2001 | Corpus Christi (AA) |
| Cesar Mayora | P | 23 | R | R | 6-2 | 185 | 1/1/1984 | - |
Lexington (A) |
| Edwin Maysonet | 2B | 25 | R | R | 6-0 | 180 | 10/17/1981 | 2003-Hou-19 |
Corpus Christi (AA) |
| Ryan McKeller | P | 23 | R | R | 6-5 | 210 | 7/8/1983 | 2002-Hou-45 |
Corpus Christi (AA), Salem (A+) |
| Mark McLemore | P | 26 | L | L | 6-2 | 210 | 10/9/1980 | 2002-Hou-4 |
Houston Astros (MLB), Round Rock (AAA) |
| German Melendez | C | 25 | R | R | 6-0 | 160 | 9/13/1981 | Sign UDFA: 1998 | Corpus Christi (AA) |
| Kyle Middleton | P | 27 | R | R | 6-5 | 230 | 6/13/1980 | 1999-Kc-49 |
Corpus Christi (AA) |
| David Miller | | 22 | L | R | 6-10 | 210 | 9/29/1984 | 2007-Hou-32 |
Tri City (A-) |
| Josh Miller | P | 28 | R | R | 6-1 | 200 | 2/7/1979 | 2001-Phi-32 |
Round Rock (AAA), Corpus Christi (AA) |
| Kyle Miller | 3B | 20 | R | R | 6-1 | 200 | 9/1/1986 | 2005-Atl-27 |
Greeneville (Rk) |
| Trever Miller | P | 34 | R | L | 6-4 | 195 | 5/29/1973 | 1991-Det-1 |
Houston Astros (MLB) |
| Brian Moehler | P | 35 | R | R | 6-3 | 235 | 12/31/1971 | 1993-Det-6 |
Houston Astros (MLB) |
| Nick Moresi | OF | 22 | R | R | 6-4 | 180 | 11/22/1984 | 2006-Hou-3 |
Lexington (A) |
| Josh Muecke | P | 25 | L | L | 6-3 | 195 | 1/9/1982 | 2003-Hou-5 |
Corpus Christi (AA) |
| Eric Munson | 3B | 29 | L | R | 6-3 | 220 | 10/3/1977 | 1999-Det-1 |
Houston Astros (MLB), Round Rock (AAA) |
| Fernando Nieve | P | 24 | R | R | 6-0 | 170 | 7/15/1982 | Sign UDFA: 1999 | Round Rock (AAA) |
| Antonio Noguera | P | 19 | L | L | 6-3 | 195 | 2/26/1988 | Sign UDFA: 2004 | Greeneville (Rk) |
| Bud Norris | P | 22 | R | R | 6-0 | 195 | 3/2/1985 | 2006-Hou-6 |
Salem (A+), Lexington (A) |
| Mark Ori | 1B | 23 | L | R | 6-4 | 225 | 12/16/1983 | 2005-Hou-14 |
Salem (A+) |
| Pat Osborn | 3B | 26 | R | R | 6-3 | 210 | 2/27/1981 | 2002-Cle-2 |
Salem (A+) |
| Roy Oswalt | P | 29 | R | R | 6-0 | 170 | 8/29/1977 | 1996-Hou-23 |
Houston Astros (MLB) |
| Ryan Owens | P | 29 | R | R | 6-2 | 200 | 3/18/1978 | - |
Salem (A+), Lexington (A) |
| Orlando Palmeiro | LF-RF | 38 | L | L | 5-11 | 175 | 1/19/1969 | 1991-Cal-33 |
Houston Astros (MLB) |
| Luis Pardo | | - | | | | | | - |
Tri City (A-) |
| Chan Ho Park | P | 34 | R | R | 6-2 | 204 | 6/30/1973 | Sign UDFA: 1994 | Round Rock (AAA) |
| Rafael Parks | RF | 19 | R | R | 6-2 | 180 | 2/15/1988 | 2006-Hou-29 |
Greeneville (Rk) |
| Jordan Parraz | P | 22 | R | R | 6-3 | 190 | 10/8/1984 | 2004-Hou-3 |
Lexington (A) |
| Troy Patton | P | 21 | B | L | 6-1 | 185 | 9/3/1985 | 2004-Hou-9 |
Houston Astros (MLB), Round Rock (AAA), Corpus Christi (AA) |
| Felipe Paulino | P | 23 | R | R | 6-2 | 180 | 10/5/1983 | Sign UDFA: 2001 | Houston Astros (MLB), Corpus Christi (AA) |
| Brian Pellegrini | | 22 | R | R | 6-1 | 240 | 10/3/1984 | 2007-Hou-12 |
Tri City (A-) |
| Hunter Pence | OF | 24 | R | R | 6-4 | 210 | 4/13/1983 | 2004-Hou-2 |
Houston Astros (MLB), Round Rock (AAA) |
| Sergio Perez | P | 22 | R | R | 6-3 | 230 | 12/5/1984 | 2006-Hou-2 |
Salem (A+) |
| Reinaldo Pestana | C | 20 | R | R | 6-1 | 180 | 5/24/1987 | Sign UDFA: 2004 | Tri City (A-), Greeneville (Rk) |
| Travis Phelps | P | 29 | R | R | 6-2 | 170 | 7/25/1977 | 1996-Tb-89 |
Round Rock (AAA), Corpus Christi (AA) |
| Cody Phipps | OF | 18 | R | R | 6-3 | 205 | 4/24/1989 | 2007-Hou-33 |
Greeneville (Rk) |
| Agustin Pinales | P | 21 | R | R | 6-2 | 185 | 8/28/1985 | - |
Greeneville (Rk) |
| Jim Pitkin | P | 17 | R | L | 6-3 | 210 | 8/10/1989 | 2007-Hou-41 |
Greeneville (Rk) |
| Jared Pitts | OF | 21 | R | R | 6-2 | 210 | 9/11/1985 | 2007-Hou-28 |
Tri City (A-), Greeneville (Rk) |
| Jordan Powell | | 22 | R | R | 6-2 | 205 | 4/14/1985 | 2007-Hou-35 |
Tri City (A-), Greeneville (Rk) |
| David Qualben | P | 21 | L | L | 6-3 | 215 | 7/29/1985 | 2006-Hou-7 |
Lexington (A) |
| Chad Qualls | P | 28 | R | R | 6-5 | 205 | 8/17/1978 | 2000-Hou-2 |
Houston Astros (MLB) |
| Cesar Quintero | C | 24 | R | R | 6-1 | 200 | 11/16/1982 | Sign UDFA: 2001 | Salem (A+), Lexington (A) |
| Humberto Quintero | C | 27 | R | R | 6-1 | 190 | 8/2/1979 | Sign UDFA: 1997 | Houston Astros (MLB), Round Rock (AAA) |
| Tim Raines | CF | 27 | B | R | 5-10 | 183 | 8/31/1979 | 1998-Bal-6 |
Round Rock (AAA), Corpus Christi (AA) |
| Ronald Ramirez | 2B-SS | 21 | R | R | 6-0 | 150 | 1/30/1986 | Sign UDFA: 2003 | Lexington (A), Tri City (A-) |
| Stephen Randolph | P | 33 | L | L | 6-3 | 185 | 5/1/1974 | 1995-Nyy-18 |
Houston Astros (MLB), Round Rock (AAA) |
| Cody Ransom | SS-2B | 31 | R | R | 6-2 | 190 | 2/17/1976 | 1998-Sf-9 |
Houston Astros (MLB), Round Rock (AAA) |
| Ryan Reed | OF | 23 | L | L | 6-4 | 210 | 12/19/1983 | 2004-Hou-21 |
Salem (A+) |
| Chad Reineke | P | 25 | R | R | 6-6 | 210 | 4/9/1982 | 2004-Hou-13 |
Round Rock (AAA) |
| Mason Roberts | P | 21 | R | R | 6-3 | 200 | 12/11/1985 | 2007-Hou-17 |
Greeneville (Rk) |
| Brett Robinson | P | 22 | R | R | 6-0 | 185 | 1/23/1985 | 2007-Hou-27 |
Greeneville (Rk) |
| Jose Rodriguez | P | 25 | R | R | 6-0 | 175 | 1/15/1982 | Sign UDFA: 1998 | Round Rock (AAA) |
| Mike Rodriguez | OF | 26 | L | L | 5-10 | 162 | 10/15/1980 | 2001-Hou-2 |
Round Rock (AAA) |
| Wandy Rodriguez | P | 28 | B | L | 5-11 | 160 | 1/18/1979 | Sign UDFA: 1999 | Houston Astros (MLB) |
| Orlando Rosales | CF | 23 | R | R | 5-8 | 180 | 4/9/1984 | 2006-Hou-19 |
Salem (A+) |
| Ebert Rosario | 3B | 20 | R | R | 6-3 | 165 | 5/27/1987 | - |
Greeneville (Rk) |
| Mark Saccomanno | 3B | 27 | R | R | 6-2 | 210 | 4/30/1980 | 2003-Hou-23 |
Round Rock (AAA) |
| Ray Sadler | OF | 26 | R | R | 6-1 | 200 | 9/19/1980 | 1999-Chc-30 |
Corpus Christi (AA) |
| Christopher Salamida | P | 23 | L | L | 6-0 | 180 | 5/7/1984 | 2006-Hou-13 |
Salem (A+) |
| Chris Sampson | SS | 29 | R | R | 6-0 | 170 | 5/23/1978 | 1999-Hou-8 |
Houston Astros (MLB), Round Rock (AAA) |
| Lou Santangelo | C | 24 | R | R | 6-1 | 200 | 3/16/1983 | 2004-Hou-4 |
Corpus Christi (AA) |
| Maxwell Sapp | C | 19 | L | R | 6-2 | 220 | 2/21/1988 | 2006-Hou-1 |
Lexington (A) |
| Dennis Sarfate | P | 26 | R | R | 6-4 | 210 | 4/9/1981 | 2001-Mil-9 |
Houston Astros (MLB) |
| Scott Sauerbeck | P | 35 | R | L | 6-3 | 197 | 11/9/1971 | 1994-Nym-23 |
Round Rock (AAA) |
| Drew Saylor | IF | 23 | R | R | 5-10 | 184 | 1/9/1984 | 2006-Fla-13 |
Greeneville (Rk) |
| Luke Scott | OF | 29 | L | R | 6-0 | 210 | 6/25/1978 | 2001-Cle-9 |
Houston Astros (MLB) |
| Todd Self | OF | 28 | L | R | 6-5 | 210 | 11/9/1978 | 2000-Hou-15 |
Corpus Christi (AA) |
| Neil Sellers | 3B | 25 | R | R | 6-0 | 195 | 4/3/1982 | 2004-Hou-32 |
Corpus Christi (AA) |
| Sergio Severino | P | 22 | L | L | 5-11 | 150 | 9/1/1984 | - |
Lexington (A) |
| Ole Sheldon | 1B | 24 | R | R | 6-4 | 210 | 11/25/1982 | 2004-Hou-14 |
Salem (A+) |
| Rory Shortell | P | 26 | R | R | 6-3 | 205 | 6/3/1981 | 2002-Hou-3 |
Salem (A+) |
| Enyelbert Soto | P | 24 | L | L | 6-1 | 200 | 8/20/1982 | Sign UDFA: 1999 | Corpus Christi (AA), Salem (A+) |
| Robert Stiehl | C | 26 | R | R | 6-3 | 205 | 12/9/1980 | 2000-Hou-1 |
Corpus Christi (AA) |
| Philip Stringer | INF | 22 | R | R | 5-9 | 175 | 12/27/1984 | 2007-Hou-24 |
Tri City (A-), Greeneville (Rk) |
| Wladimir Sutil | SS | 22 | R | R | 5-10 | 135 | 10/31/1984 | Sign UDFA: 2003 | Salem (A+) |
| Drew Sutton | OF | 24 | B | R | 6-3 | 185 | 6/30/1983 | 2004-Hou-15 |
Corpus Christi (AA) |
| Matt Sweeney | P | 24 | R | R | 6-2 | 180 | 2/25/1983 | 2001-Phi-11 |
Salem (A+) |
| Travis Sweet | P | 21 | R | R | 6-0 | 190 | 4/17/1986 | 2007-Hou-29 |
Tri City (A-), Greeneville (Rk) |
| Eric Taylor | 3B | 21 | R | R | 6-1 | 195 | 7/29/1985 | 2006-Hou-30 |
Lexington (A) |
| Justin Tellam | C | 22 | R | R | 6-3 | 190 | 11/20/1984 | 2006-Hou-14 |
Salem (A+) |
| Ryan Thompson | P | 24 | R | R | 6-4 | 220 | 8/6/1982 | Sign UDFA: 2004 | Corpus Christi (AA) |
| Beau Torbert | OF | 24 | R | R | 6-4 | 205 | 5/1/1983 | 2004-Hou-17 |
Round Rock (AAA), Corpus Christi (AA) |
| Devon Torrence | OF | 18 | R | R | 6-0 | 190 | 5/8/1989 | 2007-Hou-16 |
Greeneville (Rk) |
| Tim Torres | SS | 23 | B | R | 6-2 | 180 | 11/12/1983 | 2006-Hou-23 |
Salem (A+), Lexington (A) |
| Justin Towles | C | 23 | R | R | 6-2 | 190 | 2/11/1984 | 2004-Hou-20 |
Houston Astros (MLB), Round Rock (AAA), Corpus Christi (AA), Salem (A+) |
| Polin Trinidad | P | 22 | L | L | 6-2 | 170 | 11/19/1984 | - |
Salem (A+), Lexington (A) |
| Cardoza Tucker | P | 22 | R | R | 6-2 | 180 | 11/11/1984 | 2002-Sea-48 |
Tri City (A-) |
| Chris Turner | OF | 18 | S | R | 5-10 | 175 | 10/21/1988 | 2007-Hou-42 |
Greeneville (Rk) |
| Guillermo Urbina | P | 22 | L | L | 5-11 | 190 | 5/30/1985 | Sign UDFA: 2003 | Greeneville (Rk) |
| James Van Ostrand | OF | 22 | R | R | 6-4 | 210 | 8/7/1984 | 2006-Hou-8 |
Lexington (A) |
| Noochie Varner | OF | 26 | R | R | 6-0 | 185 | 12/7/1980 | 2000-Cin-10 |
Corpus Christi (AA) |
| Thomas Vessella | P | 21 | R | L | 6-6 | 205 | 10/12/1985 | 2006-Hou-11 |
Tri City (A-) |
| Brian Wabick | P | 19 | R | R | 6-0 | 180 | 8/3/1987 | 2007-Hou-34 |
Greeneville (Rk) |
| Chad Wagler | P | 23 | R | R | 6-1 | 185 | 9/11/1983 | 2006-Hou-22 |
Lexington (A) |
| Sean Walker | P | 24 | R | R | 6-1 | 175 | 10/31/1982 | 2005-Hou-24 |
Salem (A+) |
| Barry Wesson | CF-LF | 30 | R | R | 6-2 | 212 | 4/6/1977 | 1995-Hou-14 |
Round Rock (AAA) |
| Dan Wheeler | P | 29 | R | R | 6-3 | 222 | 12/10/1977 | 1996-Tb-34 |
Houston Astros (MLB) |
| Rick White | P | 38 | R | R | 6-4 | 215 | 12/23/1968 | 1990-Pit-15 |
Houston Astros (MLB), Corpus Christi (AA) |
| Jeff Wigdahl | P | 25 | L | L | 6-0 | 200 | 6/4/1982 | 2004-Hou-23 |
Corpus Christi (AA), Salem (A+) |
| Ty Wigginton | 3B | 29 | R | R | 6-0 | 210 | 10/11/1977 | 1998-Nym-17 |
Houston Astros (MLB) |
| Marques Williams | OF | 21 | R | R | 6-0 | 185 | 10/24/1985 | 2007-Hou-43 |
Greeneville (Rk) |
| Woody Williams | P | 40 | R | R | 6-0 | 195 | 8/19/1966 | 1988-Tor-28 |
Houston Astros (MLB) |
|