The 1915 season was the 32nd season of regional competitive association football in Australia.
| Federation | Competition[1] | Grand Final | Regular Season | |||||
|---|---|---|---|---|---|---|---|---|
| Champions | Score | Runners-up | Winners | Runners-up | Third place | |||
| Northern District British Football Association | Northern NSW Football League[2] | Merewether Advance | Unknown | Unknown | ||||
| New South Wales British Football Association | Sydney Metropolitan First Division[3] | Granville | Unknown | Granville | Pyrmont | Leichhardt-Annandale | ||
| Queensland British Football Association | Brisbane Area League[4] | Not played | Corinthians | Brisbane City | Bulimba Rangers | |||
| South Australian British Football Association | South Australia Division One[5] | Not played | Cheltenham | Hindmarsh | North Adelaide | |||
| Anglo-Australian Football Association | Victorian League Division One[6] | Not played | Melbourne Thistle | Albert Park | Play-off | |||
| Western Australian Soccer Football Association | Western Australia Division One[7] | Not played | Thistle | Claremont | Perth FC | |||
| Federation | Competition[8] | Winners | Runners-up | Venue | Result | |
|---|---|---|---|---|---|---|
| Northern District British Football Association | Ellis Challenge Cup[9] | Merewether Advance | West Wallsend Bluebells | – | 3–2 | |
| New South Wales British Football Association | Gardiner Challenge Cup[10] | Balmain (7/0) | West Wallsend (2/1) | – | 2–0 | |
| South Australian British Football Association | South Australia Federation Cup[11] | Hindmarsh (3/3) | Cheltenham (0/1) | – | 4–1 | |
| Anglo-Australian Football Association | Dockerty Cup[12] | Melbourne Thistle (2/0) | Albert Park (0/1) | – | 2–0 (R) |
(Note: figures in parentheses display the club's competition record as winners/runners-up.)