| C(DH) | Varitek, J.Varitek, Jason >> | 31 | 2003 | S | 68 | 61 | 71 | 142 | .273 | .356 | .512 | .868 | .320 | 451 | 63 | 123 | 31 | 1 | 25 | 85 | 51 | 106 | 7 | 3 | .990 | - | +0.41 | 2 | +3.41 | 10 | C |
| C(DH) | Posada, J.Posada, Jorge # $$ >> | 32 | 2003 | S | 96 | 85 | 88 | 142 | .281 | .408 | .518 | .926 | .370 | 481 | 83 | 135 | 24 | 0 | 30 | 101 | 93 | 110 | 10 | 2 | .994 | - | +0.68 | 2 | +6.09 | 10 | C |
| 1B(DH) | Giambi, J.Giambi, Jason >> | 32 | 2003 | L | 70 | 70 | 24 | 156 | .250 | .415 | .527 | .942 | .380 | 535 | 97 | 134 | 25 | 0 | 41 | 107 | 129 | 140 | 21 | 2 | .995 | - | -1.56 | 2 | +5.26 | 29 | C |
| 2B(IF) | Soriano, A.Soriano, Alfonso >> | 27 | 2003 | R | 60 | 62 | 47 | 156 | .290 | .339 | .525 | .864 | .300 | 682 | 114 | 198 | 36 | 5 | 38 | 91 | 38 | 130 | 12 | 35 | .975 | - | +0.23 | 7 | +5.55 | 29 | C |
| 3B(DH) | Lowell, M.Lowell, Mike >> | 29 | 2003 | R | 58 | 65 | 20 | 130 | .276 | .354 | .530 | .884 | .320 | 492 | 76 | 136 | 27 | 1 | 32 | 105 | 56 | 78 | 3 | 3 | .973 | - | -0.36 | 2 | +3.23 | 7 | C |
| SS(IF) | Tejada, M.Tejada, Miguel >> | 29 | 2003 | R | 49 | 49 | 53 | 162 | .278 | .340 | .472 | .812 | .300 | 636 | 98 | 177 | 42 | 0 | 27 | 106 | 53 | 65 | 6 | 10 | .972 | - | +0.46 | 3 | +5.24 | 200 | C |
| SS(DH) | Rodriguez, A.Rodriguez, Alex $ >> | 28 | 2003 | R | 99 | 92 | 95 | 161 | .298 | .399 | .600 | .999 | .360 | 607 | 124 | 181 | 30 | 6 | 47 | 118 | 87 | 126 | 15 | 17 | .989 | - | +1.61 | 6 | +7.57 | 164 | C |
| OF(OF) | Berkman, L.Berkman, Lance >> | 27 | 2003 | S | 92 | 89 | 53 | 153 | .288 | .414 | .515 | .929 | .380 | 538 | 110 | 155 | 35 | 6 | 25 | 93 | 107 | 108 | 9 | 5 | .989 | - | -0.1 | 4 | +4.64 | 20 | C |
| OF(OF) | Patterson, C.Patterson, Corey >> | 24 | 2003 | L | 47 | 57 | 32 | 83 | .298 | .330 | .511 | .841 | .290 | 329 | 49 | 98 | 17 | 7 | 13 | 55 | 15 | 77 | 1 | 16 | .975 | - | -0.17 | 8 | +2.13 | 5 | C |
| OF(OF) | Finley, S.Finley, Steve >> | 38 | 2003 | L | 74 | 73 | 58 | 147 | .287 | .364 | .500 | .864 | .330 | 516 | 82 | 148 | 24 | 10 | 22 | 70 | 57 | 94 | 6 | 15 | .982 | - | +0.34 | 7 | +3.07 | 13 | C |