2003 Baseball Roster |
| # | Name | Class | Pos. | Ht. | Wt. | B/T | High School | Hometown |
| 1 | Billy Wise | So. | SS | 5-9 | 155 | R/R | Cathedral | Longmeadow, Mass. |
| 3 | Jayme Dorr | Sr. | IF | 5-9 | 180 | R/R | Avon Old Farms (Conn. | Osterville, Mass. |
| 5 | Matt Engster | So. | OF | 5-10 | 170 | L/R | Glastonbury | Glastonbury, Conn. |
| 6 | Angel Resto | Jr. | OF | 5-10 | 160 | R/R | St. Mark's | Framingham, Mass. |
| 7 | Robert O'Leary | So. | OF | 5-10 | 180 | L/R | Thayer Academy | Easton, Mass. |
| 8 | Tony O'Shaughnessy | Jr. | C | 5-8 | 175 | R/R | Tabor Academy (Mass.) | Manchester, N.H. |
| 9 | Patrick Walsh | So. | IF | 6-1 | 175 | L/R | Needham | Needham, Mass. |
| 10 | Andrew Fries | So. | C | 5-10 | 190 | R/R | Dublin Scioto | Dublin, Ohio |
| 11 | Nick Baldelli | Fr. | OF | 6-2 | 170 | R/R | Cumberland | Cumberland, R.I. |
| 12 | Gabe Rotman | Fr. | P | 5-10 | 175 | R/R | Arlington | Arlington, Mass. |
| 13 | Kurt Piantek | Sr. | IF | 6-3 | 210 | R/R | Notre Dame | Wallingford, Conn. |
| 14 | Derek Falvey | So. | P | 6-2 | 185 | R/R | Governor Dummer Academy (N.H.) | Lynn, Mass. |
| 16 | Kevin Tidmarsh | Jr. | P | 6-1 | 185 | R/R | Francis T. Maloney | Meriden, Conn. |
| 17 | Greg Talpey | Fr. | P | 6-3 | 190 | R/R | Westbrook | Westbrook, Conn. |
| 19 | Chris Rodday | So. | P | 6-2 | 195 | R/R | Middlesex | Concord, Mass. |
| 20 | Matthew Krant | Fr. | P | 5-10 | 180 | L/L | Portsmouth | Portsmouth, N.H. |
| 21 | Brendan Timmins | Fr. | IF/P | 6-2 | 210 | R/R | Deerfield Academy | Arlington, Mass. |
| 23 | Kyle Cox | Fr. | P | 6-5 | 195 | R/R | Benet Academy | Hinsdale, Ill. |
| 24 | Eric Shattenkirk | Jr. | IF | 5-10 | 195 | R/R | Avon Old Farms (Conn.) | New Rochelle, N.Y. |
| 25 | Robert Dolliver | Sr. | C/1B | 6-0 | 200 | R/R | Norwich Free Academy | Norwich, Conn. |
| 26 | Aaron Goldstein | So. | OF | 6-4 | 220 | L/L | Edina | Edina, Minn. |
| 28 | Jeff Natale | So. | 2B/OF | 5-10 | 170 | R/R | Westminster | Hamden, Conn. |
| 29 | Carlos Resto | Sr. | P | 6-0 | 195 | R/R | St. Mark's | Framingham, Mass. |
| 30 | Michael O'Connell | So. | P | 6-0 | 195 | R/R | Wellesley | Wellesley, Mass. |
| 31 | Bradd Kern | Jr. | P | 6-1 | 185 | R/R | Conard | West Hartford, Conn. |
| 32 | Craig Tredenick | Sr. | P | 5-11 | 185 | R/R | Millbrook (N.Y.) | Cornwall, Prince Edward Island |
| 33 | Joe Westcott | So. | P | 6-8 | 225 | R/R | Holyoke | Holyoke, Mass. |
| 34 | Mark Tremblay | So. | P | 6-2 | 195 | R/R | Manchester Central | Hooksett, N.H. |
| Head Coach | # 47 Bill Decker | 13th season | ||||||
| Assistant Coaches | #27 Steven Cervizzi | #41 Jayson Barbarotta | #15 Jarrett Bayliss | #4 Andrew Freimuth | ||||
| Co-Captains | Jayme Dorr | Kurt Piantek |