| C(1B) | Martin, R.Martin, Russell >> | 31 | 2014 | R | 87 | 68 | 96 | 111 | .290 | .406 | .430 | .836 | .350 | 379 | 45 | 110 | 20 | 0 | 11 | 67 | 59 | 78 | 15 | 4 | .994 | - | +2.01 | 2 | +4.2 | 5 | C |
| 1B(2B) | Rizzo, A.Rizzo, Anthony >> | 26 | 2016 | L | 83 | 77 | 68 | 155 | .292 | .386 | .544 | .930 | .330 | 583 | 94 | 170 | 43 | 4 | 32 | 109 | 74 | 108 | 16 | 3 | .996 | - | +0.18 | 3 | +4.6 | 25 | C |
| 1B(DH) | Alonso, P.Alonso, Pete >> | 24 | 2019 | R | 42 | 54 | 17 | 161 | .260 | .359 | .583 | .942 | .300 | 597 | 103 | 155 | 30 | 2 | 53 | 120 | 72 | 183 | 21 | 1 | .990 | - | -1.6 | 2 | +5.8 | 164 | C |
| 2B(IF) | Pedroia, D.Pedroia, Dustin >> | 28 | 2011 | R | 90 | 77 | 94 | 159 | .307 | .391 | .474 | .865 | .330 | 635 | 102 | 195 | 37 | 3 | 21 | 91 | 86 | 85 | 1 | 26 | .990 | - | +2.33 | 6 | +6.08 | 56 | C |
| 2B(SS) | Segura, J.Segura, Jean >> | 26 | 2016 | R | 76 | 75 | 58 | 153 | .319 | .369 | .499 | .868 | .310 | 637 | 102 | 203 | 41 | 7 | 20 | 64 | 39 | 101 | 12 | 33 | .985 | - | +0.42 | 7 | +5.64 | 20 | C |
| 3B(SS) | Bregman, A.Bregman, Alex † # >> | 25 | 2019 | R | 95 | 89 | 66 | 156 | .296 | .428 | .592 | 1.020 | .370 | 554 | 122 | 164 | 37 | 2 | 41 | 112 | 119 | 83 | 9 | 5 | .975 | - | +1.2 | 3 | +7.7 | 29 | C |
| SS(IF) | Cozart, Z.Cozart, Zack >> | 31 | 2017 | R | 82 | 82 | 54 | 122 | .297 | .388 | .548 | .936 | .330 | 438 | 80 | 130 | 24 | 7 | 24 | 63 | 62 | 78 | 3 | 3 | .975 | - | +0.75 | 5 | +4.73 | 6 | C |
| SS(IF) | Seager, C.Seager, Corey # >> | 22 | 2016 | L | 69 | 71 | 48 | 157 | .308 | .366 | .512 | .878 | .310 | 627 | 105 | 193 | 40 | 5 | 26 | 72 | 54 | 133 | 4 | 3 | .968 | - | +0.73 | 3 | +6.13 | 34 | C |
| OF(2B) | Turner, T.Turner, Trea >> | 23 | 2016 | R | 84 | 87 | 52 | 73 | .342 | .373 | .567 | .940 | .310 | 307 | 53 | 105 | 14 | 8 | 13 | 40 | 14 | 59 | 1 | 33 | .987 | + | +0.16 | 9 | +3.56 | 5 | C |
| OF(OF) | Ellsbury, J.Ellsbury, Jacoby >> | 28 | 2011 | L | 94 | 87 | 96 | 158 | .321 | .379 | .552 | .931 | .320 | 660 | 119 | 212 | 46 | 5 | 32 | 105 | 52 | 98 | 9 | 39 | 1.000 | - | +1.08 | 7 | +7.41 | 42 | C |
| OF(OF) | Harper, B.Harper, Bryce † >> | 22 | 2015 | L | 97 | 100 | 45 | 153 | .330 | .463 | .649 | 1.112 | .400 | 521 | 118 | 172 | 38 | 1 | 42 | 99 | 124 | 131 | 5 | 6 | .978 | - | +0.4 | 3 | +8.85 | 20 | C |
| OF(OF) | Brantley, M.Brantley, Michael >> | 27 | 2014 | L | 84 | 86 | 46 | 156 | .327 | .387 | .506 | .893 | .330 | 611 | 94 | 200 | 45 | 2 | 20 | 97 | 52 | 56 | 8 | 23 | .996 | - | -0.57 | 5 | +6.98 | 29 | C |