| Competition: | Mestaruussarja |
| Season: | 1933 |
| Winners: | HIFK Helsinki |
| Relegated: | VPS Vaasa EIF Tammisaari |
| League Topscorer: | Olof Strömsten, HIFK Helsinki (18) |
| Prevseason: | 1932 |
| Nextseason: | 1934 |
The 1933 season was the fourth completed season of Finnish Football League Championship, known as the Mestaruussarja.
The 1933 Mestaruussarja was contested by 8 teams, with HIFK Helsinki winning the championship which was also known as the A-sarja. VPS Vaasa and EIF Tammisaari were relegated to the second tier which was known as the B-sarja.[1]