| | | | | | | | | | BUC | CLO | DER | DUR | ESS | GLA | GLO | HAM | KEN | LAN | LAR | LEI | | LIM | LUR | MID | NOR | NOT | PEM | SOM | SUR | SUS | WAR | WOR | YOR | | Team Index | Draft History | Starters: Positional - Pitchers | Registers: Batters - Pitchers | Leaders: Batters - Pitchers |  | Gloucestershire Gladiators Pitching Staff Chart |
| | Year | Starting Pitchers | Closer | Bullpen | | 1920 92-70 | Johnson 22-18, 2.59 | Bressler 17-8, 2.19 | Acevedo 16-11, 2.53 | Black 12-10, 3.25 | Cerda 4-3, 3.97 | Gilmore 33 SV, 1.33 | Escobar 64 G, 4.12 | Cerda 58 G, 3.97 | Gilmore 58 G, 1.33 | | 1921 66-96 | Black 9-18, 3.36 | Johnson 15-13, 2.87 | Bressler 8-18, 4.72 | DeBerry 1-12, 5.23 | Acevedo 5-10, 4.20 | Gilmore 24 SV, 3.40 | Cerda 72 G, 4.00 | Stevens 71 G, 4.71 | Fassero 60 G, 3.96 | | 1922 111-51 | Black 18-10, 2.86 | Johnson 27-8, 2.60 | DeBerry 7-10, 2.69 | Bressler 18-11, 3.11 | Johnson 1-2, 5.54 | Fassero 31 SV, 1.49 | Escobar 57 G, 2.01 | Fassero 56 G, 1.49 | Gilmore 47 G, 3.01 | | 1923 96-66 | Black 21-11, 3.06 | Bressler 19-14, 3.07 | Johnson 19-10, 2.32 | Acevedo 12-8, 2.67 | DeBerry 1-6, 4.70 | Fassero 29 SV, 2.11 | Gilmore 51 G, 1.87 | Fassero 50 G, 2.11 | Black 41 G, 3.06 | | 1924 88-72 | Bressler 24-14, 2.36 | Escobar 5-10, 3.29 | Black 13-12, 3.18 | Johnson 18-5, 2.24 | Acevedo 0-9, 4.23 | Fassero 26 SV, 1.55 | Erickson 53 G, 4.32 | Smith 51 G, 5.23 | Fassero 42 G, 1.55 | | | Top 5 pitchers in Games Started, Top pitcher in Saves and Top 3 pitchers in Games | |