1921 Detroit Tigers (NFL) season
| 1921 Detroit Tigers (NFL) season | |
|---|---|
| Owner | Bill Marshall | 
| Head coach | Bill Marshall | 
| Home stadium | Navin Field | 
| Results | |
| Record | 1–5–1 APFA (2–5–2 overall)  | 
| League place | 16th APFA | 
The 1921 Detroit Tigers season was their second completed in the young American Professional Football Association (APFA), an organization soon to be renamed the National Football League. The team failed to improve on their previous output of 2–3–3 (when the team was still known as the Heralds), winning only one game.