| Competition: | safl |
| Year: | 1919 |
| Teams: | 7 |
| Count: | 2 |
| Mpcount: | 2 |
| Matches: | 48 |
| Highattend: | 35,000 (Grand Final Replay, vs.) |
| Top Goal Scorer: | Len Lackman (26 goals) |
| Magarey Medal: | Dan Moriarty |
| Prevseason: | 1918 Patriotic |
| Nextseason: | 1920 |
The 1919 South Australian Football League season was the 40th season of the top-level Australian rules football competition in South Australia.
The Grand Final of the 1919 SAFL season ended in a draw between and . The Grand Final Replay was won by in what is currently the last drawn SANFL Grand Final.
See main article: 1919 SAFL Grand Final.