Princeton, NJ — Below are the 2003 Men’s National Team Championships brackets. All matches were played at Princeton University’s Jadwin Gym & Dillon Gym and University of Pennsylvania’s Ringe Courts.
2003 Potter Cup (A Division)
| Con Final | Con Semi | Consolation | Teams | 1st Rd | Semifinal | Final |
| Cornell 6-3 | Western Ontario 5-4 | Dartmouth | Trinity (1) | Trinity 9-0 | Trinity 8-1 | Trinity 6-3 |
| Dartmouth (8) | ||||||
| Western Ontario | Harvard (4) | Harvard 8-1 | ||||
| Western Ontario (5) | ||||||
| Cornell 7-2 | Cornell | Cornell (6) | Yale 7-2 | Princeton 7-2 | ||
| Yale (3) | ||||||
| UPenn | UPenn (7) | Princeton 9-0 | ||||
| Princeton (2) |
3-4 Playoff: Harvard d. Yale, 5-4
7-8 Playoff: UPenn d. Dartmouth, 6-3
2003 Hoehn Cup (B Division)
| Con Final | Con Semi | Consolation | Teams | 1st Rd | Semifinal | Final |
| Denison 6-3 | Bates 5-4 | Naval Academy | Brown (9) | Brown 7-2 | Brown 7-2 | Brown 5-4 |
| Naval Academy (16) | ||||||
| Bates | Bates (13) | Hobart 5-4 | ||||
| Hobart (12) | ||||||
| Denison 5-4 | Bowdoin | Bowdoin (11) | Amherst 5-4 | Williams 6-3 | ||
| Amherst (14) | ||||||
| Denison | Denison (15) | Williams 8-1 | ||||
| Williams (10) |
11-12 Playoff: Amherst d. Hobart, 6-3
15-16 Playoff: Bowdoin d. Naval Academy, 6-3
2003 Summers Cup (C Division)
| Con Final | Con Semi | Consolation | Teams | 1st Rd | Semifinal | Final |
| Stanford 5-4 | Stanford 7-2 | St. Lawrence | F&M (17) | F&M 9-0 | F&M 9-0 | F&M 6-3 |
| St. Lawrence (24) | ||||||
| Stanford | Tufts (21) | Tufts 5-4 | ||||
| Stanford (20) | ||||||
| Wesleyan 5-4 | Wesleyan | Wesleyan (19) | Colby 6-3 | Colby 7-2 | ||
| Colby (22) | ||||||
| MIT | Rochester (23) | Rochester 6-3 | ||||
| MIT (18) |
19-20 Playoff: Tufts d. Rochester, 6-3
23-24 Playoff: MIT d. St. Lawrence, 6-3
2003 Conroy Cup (D Division)
| Con Final | Con Semi | Consolation | Teams | 1st Rd | Semifinal | Final |
| Northwestern 5-4 | Northwestern 8-1 | Northwestern | George Washington (25) | George Washington 6-3 | George Washington 8-1 | George Washington 6-3 |
| Northwestern (32) | ||||||
| Columbia | Columbia (29) | Vassar 8-1 | ||||
| Vassar (28) | ||||||
| Haverford 5-4 | Haverford | Haverford (27) | Hamilton 6-3 | Hamilton 5-4 | ||
| Hamilton (30) | ||||||
| Conn College | Conn College (31) | Cal-Berkeley 5-4 | ||||
| Cal-Berkeley (26) |
27-28 Playoff: Vassar d. Cal-Berkeley, 5-4
31-32 Playoff: Conn College d. Columbia, 6-3
2003 Chaffee Cup (E Division)
Round Robin
33. Virginia
34. Colgate
35. Utah
36. Bard
37. Ohio Wesleyan
