First-class Batting and Fielding for Middlesex in 1921
| Name | Matches | Inns | Not Out | Runs | HS | Ave | 100 | 50 | Ct | St |
| GOB Allen | 2 | 2 | 1 | 3 | 3 | 3.00 | 0 | 0 | 1 | |
| CN Bruce | 12 | 22 | 4 | 622 | 144 | 34.55 | 1 | 2 | 9 | |
| LL Burtt | 2 | 4 | 1 | 78 | 50 | 26.00 | 0 | 1 | 1 | |
| FL Clifford | 1 | 2 | 2 | 0 | 0* | 0 | 0 | 0 | ||
| GEV Crutchley | 7 | 11 | 1 | 241 | 145 | 24.10 | 1 | 0 | 4 | |
| GB Cuthbertson | 2 | 4 | 1 | 30 | 15 | 10.00 | 0 | 0 | 0 | |
| HL Dales | 15 | 25 | 1 | 516 | 96 | 21.50 | 0 | 4 | 3 | |
| PN Durlacher | 1 | 1 | 0 | 3 | 3 | 3.00 | 0 | 0 | 1 | |
| FJ Durston | 22 | 26 | 10 | 95 | 17* | 5.93 | 0 | 0 | 11 | |
| AJB Fowler | 3 | 3 | 2 | 10 | 5 | 10.00 | 0 | 0 | 1 | |
| NE Haig | 23 | 39 | 5 | 896 | 108 | 26.35 | 1 | 3 | 14 | |
| JW Hearne | 17 | 29 | 1 | 1441 | 202 | 51.46 | 7 | 3 | 17 | |
| EH Hendren | 22 | 39 | 5 | 1759 | 113 | 51.73 | 7 | 8 | 30 | |
| RH Hill | 1 | 2 | 0 | 4 | 4 | 2.00 | 0 | 0 | 0 | |
| EL Kidd | 6 | 7 | 1 | 182 | 90 | 30.33 | 0 | 1 | 4 | |
| HW Lee | 23 | 41 | 3 | 1328 | 243* | 34.94 | 2 | 7 | 9 | |
| FT Mann | 23 | 40 | 2 | 982 | 112 | 25.84 | 2 | 4 | 14 | |
| E Martin | 4 | 7 | 1 | 65 | 30 | 10.83 | 0 | 0 | 4 | |
| NJD Moffat | 3 | 5 | 0 | 90 | 45 | 18.00 | 0 | 0 | 0 | |
| HR Murrell | 23 | 34 | 6 | 403 | 53* | 14.39 | 0 | 3 | 62 | 9 |
| LRV Prentice | 6 | 7 | 0 | 31 | 17 | 4.42 | 0 | 0 | 2 | |
| SH Saville | 4 | 5 | 0 | 15 | 7 | 3.00 | 0 | 0 | 4 | |
| GTS Stevens | 9 | 14 | 1 | 209 | 78 | 16.07 | 0 | 2 | 6 | |
| AR Tanner | 13 | 20 | 5 | 154 | 46 | 10.26 | 0 | 0 | 21 | |
| RH Twining | 5 | 10 | 0 | 267 | 135 | 26.70 | 1 | 0 | 4 | |
| HJ Wenyon | 3 | 4 | 0 | 45 | 27 | 11.25 | 0 | 0 | 2 | |
| SG White | 1 | 2 | 1 | 23 | 20 | 23.00 | 0 | 0 | 1 |
