Baseball Roster for 2003 New Britain Rock Cats
| # | Player Name | Pos | Age | B | T | Ht | Wt | Born | Place | High Level | mlbYears |
| Jim Abbott | P | 23 | R | R | 6-3 | 197 | 10/12/1979 | Caledonia,Michigan | AAA | - |
| Brian Baron | OF | 24 | L | R | 5-11 | 200 | 9/12/1978 | Panorama City,California | AA | - |
| Jason Bartlett | SS | 23 | R | R | 6-2 | 180 | 10/30/1979 | Mountain View,California | MLB | 2004-2011 |
| Henry Bonilla | P | 24 | R | R | 6-0 | 195 | 8/16/1978 | San Salvador,El Salvador | AAA | - |
| Rob Bowen | C | 22 | R | R | 6-2 | 211 | 2/24/1981 | Bedford,Texas | MLB | 2003-2008 |
| Matt Carnes | P | 27 | R | R | 6-3 | 205 | 8/18/1975 | Joplin,Missouri | AAA | - |
| Mike Christensen | 3B | 27 | R | R | 6-2 | 190 | 5/24/1976 | Gainesville,Florida | AA | - |
| Kevin Connacher | IF | 28 | R | R | 5-9 | 175 | 4/6/1975 | Alexandria,Virginia | AAA | - |
| Ronnie Corona | P | 24 | R | R | 6-0 | 188 | 1/27/1979 | Apple Valley,California | AA | - |
| Jesse Crain | P | 21 | R | R | 6-1 | 200 | 7/5/1981 | Toronto,Ontario | MLB | 2004-2011 |
| Seth Davidson | IF | 24 | B | R | 6-0 | 170 | 2/26/1979 | San Diego,California | AA | - |
| Jeff Deardorff | OF | 24 | R | R | 6-3 | 220 | 8/14/1978 | Michigan City,Indiana | AAA | - |
| J.D. Durbin | P | 21 | R | R | 6-0 | 188 | 2/24/1982 | Portland,Oregon | MLB | 2004-2007 |
| Horacio Estrada | P | 27 | L | L | 6-0 | 192 | 10/19/1975 | San Joaquin,Venezuela | MLB | 1999-2001 |
| Willie Eyre | P | 24 | R | R | 6-1 | 200 | 7/21/1978 | Fountain Valley,California | MLB | 2006-2011 |
| Pete Fisher | P | 25 | R | R | 6-3 | 220 | 7/7/1977 | Boston,Massachusetts | AA | - |
| Adam Flohr | P | 26 | L | L | 6-0 | 185 | 3/29/1977 | Longview,Washington | AAA | - |
| B.J. Garbe | OF | 22 | R | R | 6-2 | 195 | 3/3/1981 | Moses Lake,Washington | AA | - |
| Kelley Gulledge | C | 24 | R | R | 6-1 | 200 | 1/25/1979 | Nashville,Tennessee | AAA | - |
| Brent Hoard | P | 26 | R | L | 6-4 | 218 | 11/3/1976 | San Jose,California | AAA | - |
| Kevin Hodge | P | 26 | R | R | 5-11 | 180 | 10/28/1976 | Bryan,Texas | AAA | - |
| Beau Kemp | P | 22 | R | R | 6-0 | 188 | 10/31/1980 | Claremore,Oklahoma | AAA | - |
| Juan Lorenzo | 2B | 25 | B | R | 5-11 | 172 | 6/10/1978 | Cambita,Dominican Republic | AA | - |
| Joe Mauer | C | 20 | L | R | 6-4 | 220 | 4/19/1983 | St. Paul,Minnesota | MLB | 2004-2011 |
| Jon McDonald | P | 25 | R | R | 6-3 | 195 | 10/16/1977 | Gainesville,Florida | AA | - |
| Victor Moreno | P | 24 | R | R | 6-0 | 190 | 6/10/1979 | Puerto Cabello,Venezuela | AAA | - |
| Justin Morneau | 1B | 22 | L | R | 6-4 | 205 | 5/15/1981 | New Westminster,British Columbia | MLB | 2003-2011 |
| Pat Neshek | P | 22 | B | R | 6-3 | 210 | 9/4/1980 | Madison,Wisconsin | MLB | 2006-2011 |
| Ryan Owens | 2B | 25 | R | R | 6-2 | 200 | 3/18/1978 | Downey,California | AAA | - |
| Jon Pridie | P | 23 | R | R | 6-4 | 223 | 12/7/1979 | Mesa,Arizona | AA | - |
| Josh Rabe | OF | 24 | R | R | 6-2 | 210 | 10/15/1978 | Quincy,Illinois | MLB | 2006-2007 |
| Josh Renick | 2B | 24 | R | R | 5-9 | 180 | 12/28/1978 | London,Ohio | AA | - |
| Josmir Romero | P | 22 | R | R | 6-2 | 194 | 11/18/1980 | Guarenas,Venezuela | AAA | - |
| Matt Scanlon | OF | 25 | L | R | 5-11 | 181 | 6/19/1978 | Minneapolis,Minnesota | AAA | - |
| Brent Schoening | P | 25 | R | R | 6-1 | 195 | 4/7/1978 | Baton Rouge,Louisiana | AAA | - |
| Terry Tiffee | 3B | 24 | B | R | 6-3 | 212 | 4/21/1979 | North Little Rock,Arkansas | MLB | 2004-2008 |
| Gabby Torres | C | 25 | R | R | 5-10 | 200 | 3/22/1978 | Acarigua,Venezuela | AAA | - |
| Kevin West | OF | 23 | R | R | 6-2 | 195 | 1/1/1980 | San Jose,California | AAA | - |
| Brian Wolfe | P | 22 | R | R | 6-3 | 220 | 12/29/1980 | Fullerton,California | MLB | 2007-2009 |
Team Personnel