| Competition: | sanfl |
| Year: | 1955 |
| Teams: | 10 |
| Count: | 16 |
| Mpcount: | 25 |
| Matches: | 72 |
| Attendance: | 813560 |
| Highattend: | 44,826 (Grand Final, vs.) |
| Top Goal Scorer: | Paul Caust (57 Goals) |
| Magarey Medal: | Lindsay Head |
| Prevseason: | 1954 |
| Nextseason: | 1956 |
The 1955 South Australian National Football League season was the 76th season of the top-level Australian rules football competition in South Australia.
See main article: 1955 SANFL Grand Final.