FL Team Status -- 2021 Boston Red Sox
Regular season -- as of 10/9/2021
| Batter Status |
| | | vs LHP | vs RHP | Total | Inj | Batters Faced as Catcher |
| S | Name | Usage | Usage | Usage | Days | 10/9 | 10/8 | 10/7 | 10/6 | 10/5 | 10/4 | 10/3 | 10/2 | 10/1 | Cum |
| | Luis Arraez | 65 | 143 | 124 | 0 | | | | | | | | | | |
| f | Daz Cameron | 0 | 0 | 0 | 0 | | | | | | | | | | |
| | Michael Chavis | 76 | 100 | 91 | 0 | | | | | | | | | | |
| | J.D. Davis | 68 | 127 | 106 | 0 | | | | | | | | | | |
| f | Isan Diaz | 0 | 0 | 0 | 0 | | | | | | | | | | |
| | David Fletcher | 82 | 120 | 107 | 0 | | | | | | | | | | |
| | Wilmer Flores | 89 | 122 | 112 | 0 | | | | | | | | | | |
| | Robbie Grossman | 209 | 103 | 116 | 0 | | | | | | | | | | |
| f | Ryan Lavarnway | 40 | 167 | 145 | 0 | | | | | | | | | | |
| | Salvador Perez | 58 | 136 | 117 | 0 | 34 | | 43 | 50 | 43 | | 28 | 41 | | 239 |
| | Chad Pinder | 41 | 243 | 157 | 0 | | | | | | | | | | |
| f | Bryan Reynolds | 58 | 47 | 50 | 0 | | | | | | | | | | |
| f | Jake Rogers | 0 | 0 | 0 | 0 | | | | | | | | | | |
| | Darin Ruf | 84 | 419 | 200 | 0 | | | | | | | | | | |
| | Yolmer Sanchez | 167 | 200 | 197 | 0 | | | | | | | | | | |
| | Austin Slater | 112 | 164 | 140 | 0 | | | | | | | | | | |
| | Chadwick Tromp | 175 | 90 | 127 | 0 | | | | | | | | | | |
| | Daniel Vogelbach | 48 | 120 | 112 | 0 | | | | | | | | | | |
| | Mike Yastrzemski | 82 | 126 | 111 | 0 | | | | | | | | | | |
| Pitcher Status |
| | | | Inj | | Pitches Thrown |
| S | Name | Usage | Days | Last | 10/9 | 10/8 | 10/7 | 10/6 | Cum |
| | Scott Barlow | 107 | 0 | 10/6/2021 | | | | 29r | 29 |
| f | Jalen Beeks | 134 | 0 | 9/28/2021 | | | | | |
| | Dakota Hudson | 135 | 0 | 10/7/2021 | | | 86s | | 86 |
| | Cristian Javier | 115 | 0 | 10/5/2021 | | | | | |
| f | Rob Kaminsky | 71 | 0 | | | | | | |
| | Kwang Hyun Kim | 143 | 0 | 10/9/2021 | 79s | | | | 79 |
| | Adam Kolarek | 137 | 0 | 10/9/2021 | 8r | | | | 8 |
| | Chris Martin | 147 | 0 | 10/9/2021 | 21r | | | | 21 |
| f | Adonis Medina | 120 | 0 | | | | | | |
| | Mark Melancon | 109 | 0 | 10/7/2021 | | | 30r | 22r | 52 |
| f | Julian Merryweather | 127 | 0 | | | | | | |
| f | Joe Palumbo | 0 | 0 | | | | | | |
| | Yusmeiro Petit | 85 | 0 | 10/7/2021 | | | 16r | 24r | 40 |
| f | Adam Plutko | 116 | 0 | | | | | | |
| | Erasmo Ramirez | 230 | 0 | 10/5/2021 | | | | | |
| | Chasen Shreve | 125 | 0 | 10/7/2021 | | | 52r | 20r | 72 |
| f | Michael Wacha | 0 | 0 | | | | | | |
| | Logan Webb | 109 | 0 | 10/6/2021 | | | | 63s | 63 |
| | Eric Yardley | 79 | 0 | 10/9/2021 | 23r | | | 34r | 57 |
| f | Huascar Ynoa | 120 | 0 | | | | | | |