1921 Minneapolis Marines season
| 1921 Minneapolis Marines season | |
|---|---|
| Head coach | Rube Ursella | 
| Home stadium | Nicollet Park | 
| Results | |
| Record | 3–5 Overall 1–3 APFA  | 
| League place | T-13th in APFA | 
The 1921 Minneapolis Marines season was their inaugural season in the young American Professional Football Association (APFA). The team finished with a 1–3 record against league opponents, and tied for thirteenth place in the league.