| Competition: | sanfl |
| Year: | 1958 |
| Teams: | 8 |
| Count: | 19 |
| Mpcount: | 8 |
| Matches: | 76 |
| Attendance: | 848093 |
| Highattend: | 54,282 (Grand Final, vs.) |
| Top Goal Scorer: | Rex Johns (55 Goals) |
| Magarey Medal: | Lindsay Head |
| Prevseason: | 1957 |
| Nextseason: | 1959 |
The 1958 South Australian National Football League season was the 79th season of the top-level Australian rules football competition in South Australia.
See main article: 1958 SANFL Grand Final.