| Competition: | safa |
| Year: | 1903 |
| Teams: | 7 |
| Count: | 4 |
| Mpcount: | 3 |
| Matches: | 46 |
| Highattend: | 14,000 (Grand Final, vs.) |
| Top Goal Scorer: | Anthony Daly (54 Goals) |
| Magarey Medal: | Hendrick Waye |
| Prevseason: | 1902 |
| Nextseason: | 1904 |
The 1903 South Australian Football Association season was the 27th season of the top-level Australian rules football competition in South Australia.