| C(1B) | Realmuto, J.Realmuto, J.T. >> | 28 | 2019 | R | 39 | 32 | 93 | 145 | .275 | .332 | .493 | .825 | .270 | 538 | 92 | 148 | 36 | 3 | 25 | 83 | 41 | 123 | 5 | 9 | .992 | + | +1.7 | 4 | +3.5 | 12 | C |
| C(1B) | Sanchez, G.Sanchez, Gary >> | 23 | 2016 | R | 87 | 84 | 70 | 53 | .299 | .379 | .657 | 1.036 | .320 | 201 | 34 | 60 | 12 | 0 | 20 | 42 | 24 | 57 | 2 | 1 | .991 | + | +0.51 | 2 | +2.59 | 4 | C |
| 1B(3B) | Youkilis, K.Youkilis, Kevin >> | 31 | 2010 | R | 96 | 91 | 68 | 102 | .307 | .416 | .564 | .980 | .360 | 362 | 77 | 111 | 26 | 5 | 19 | 62 | 58 | 67 | 10 | 4 | .997 | - | +0.09 | 5 | +4.71 | 6 | 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(IF) | Phillips, B.Phillips, Brandon >> | 30 | 2011 | R | 62 | 55 | 85 | 150 | .300 | .356 | .457 | .813 | .300 | 610 | 94 | 183 | 38 | 2 | 18 | 82 | 44 | 85 | 9 | 14 | .992 | - | +1.05 | 4 | +3.97 | 16 | C |
| 3B(SS) | Bregman, A.Bregman, Alex >> | 25 | 2019 | R | 95 | 89 | 65 | 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 |
| 3B(IF) | Suarez, E.Suarez, Eugenio >> | 27 | 2019 | R | 53 | 58 | 35 | 159 | .271 | .361 | .572 | .933 | .300 | 575 | 87 | 156 | 22 | 2 | 49 | 103 | 70 | 189 | 11 | 3 | .954 | - | +0.4 | 2 | +4.5 | 56 | C |
| SS(IF) | Simmons, A.Simmons, Andrelton >> | 23 | 2013 | R | 10 | 3 | 89 | 157 | .248 | .297 | .396 | .693 | .240 | 606 | 76 | 150 | 27 | 6 | 17 | 59 | 40 | 55 | 3 | 6 | .981 | - | +5.43 | 4 | +2.37 | 34 | C |
| SS(IF) | Lindor, F.Lindor, Francisco >> | 24 | 2018 | S | 54 | 49 | 79 | 158 | .277 | .353 | .519 | .872 | .300 | 661 | 129 | 183 | 42 | 2 | 38 | 92 | 70 | 107 | 8 | 25 | .976 | - | +2.5 | 5 | +6.3 | 42 | C |
| OF(OF) | Martinez, J.Martinez, J.D. # >> | 30 | 2018 | R | 93 | 98 | 35 | 150 | .330 | .407 | .629 | 1.036 | .350 | 569 | 111 | 188 | 37 | 2 | 43 | 130 | 69 | 146 | 4 | 6 | 1.000 | - | -1.4 | 3 | +6.8 | 16 | C |
| OF(OF) | Gardner, B.Gardner, Brett >> | 27 | 2010 | L | 70 | 44 | 100 | 150 | .277 | .385 | .379 | .764 | .330 | 477 | 97 | 132 | 20 | 7 | 5 | 47 | 79 | 101 | 5 | 47 | .997 | - | +3.34 | 9 | +3.57 | 16 | C |
| OF(OF) | Gomez, C.Gomez, Carlos >> | 28 | 2013 | R | 51 | 40 | 95 | 147 | .284 | .341 | .506 | .847 | .280 | 536 | 80 | 152 | 27 | 10 | 24 | 73 | 37 | 146 | 10 | 40 | .988 | - | +4.57 | 8 | +4.24 | 13 | C |
| OF(1B) | Hoskins, R.Hoskins, Rhys >> | 24 | 2017 | R | 71 | 69 | 31 | 50 | .259 | .400 | .618 | 1.018 | .340 | 170 | 37 | 44 | 7 | 0 | 18 | 48 | 37 | 46 | 3 | 2 | .984 | + | -0.39 | 2 | +2.11 | 4 | C |
| OF(OF) | Yelich, C.Yelich, Christian >> | 27 | 2019 | L | 92 | 99 | 20 | 130 | .329 | .432 | .671 | 1.103 | .370 | 489 | 100 | 161 | 29 | 3 | 44 | 97 | 80 | 118 | 8 | 30 | .983 | - | -0.7 | 7 | +7.3 | 7 | C |