| Competition: | Mestaruussarja |
| Season: | 1950 |
| Winners: | IKissat Tampere |
| Relegated: | TuWe Turku Kullervo Helsinki |
| Prevseason: | 1949 |
| Nextseason: | 1951 |
The 1950 season was the 20th completed season of Finnish Football League Championship, known as the Mestaruussarja.
The Mestaruussarja was administered by the Finnish Football Association and the competition's 1950 season was contested by 10 teams. IKissat Tampere won the championship and the two lowest placed teams of the competition, TuWe Turku and Kullervo Helsinki, were relegated to the Suomensarja.[1]