| Competition: | Mestaruussarja |
| Season: | 1964 |
| Winners: | HJK Helsinki |
| Relegated: | HPS Helsinki MiPK Mikkeli KIF Helsinki |
| Continentalcup1: | European Cup |
| Continentalcup1 Qualifiers: | HJK Helsinki |
| Matches: | 132 |
| Total Goals: | 423 |
| Average Goals: | 3,20 |
| Prevseason: | 1963 |
| Nextseason: | 1965 |
Statistics of Mestaruussarja in the 1964 season.
It was contested by 12 teams, and HJK Helsinki won the championship.