| 1939 SANFL season | |
|---|---|
| Teams | 8 |
| Premiers | Port Adelaide 13th premiership |
| Minor premiers | Port Adelaide 19th minor premiership |
| Magarey Medallist | Jeff Pash North Adelaide (16 votes) Ray McArthur West Adelaide (16 votes) |
| Ken Farmer Medallist | Ken Farmer North Adelaide (113 Goals) |
| Matches played | 72 |
| Highest | 44,885 (Grand Final, Port Adelaide vs. West Torrens) |
The 1939 South Australian National Football League season was the 60th season of the top-level Australian rules football competition in South Australia.