| Club: | Liverpool F.C |
| Season: | 1920–21 |
| Manager: | David Ashworth |
| League: | Football League |
| Stadium: | Anfield |
| League Result: | 4th |
| Cup1: | FA Cup |
| Cup1 Result: | Second round |
| League Topscorer: | Harry Chambers (22) |
| Season Topscorer: | Harry Chambers (24) |
| Prevseason: | 1919–20 |
| Nextseason: | 1921–22 |
The 1920–21 Liverpool F.C. season was the 29th season in existence for Liverpool.