| Tourney Name: | Mitropa Cup |
| Year: | 1970–71 |
| Num Teams: | 16 |
| Champion Other: | Čelik Zenica |
| Count: | 1 |
| Second Other: |  Austria Salzburg |
| Matches: | 29 |
| Goals: | 70 |
| Prevseason: | 1969–70 |
| Nextseason: | 1971–72 |
The 1970–71 Mitropa Cup was the 31st season of the Mitropa Cup, a football tournament for European clubs. It was won by Čelik Zenica who beat Austria Salzburg 3–1 in the final.
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