The 1912 season was the 29th season of regional competitive soccer 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] | Cessnock | 1–0 | West Wallsend | Cessnock | West Wallsend | Adamstown Rosebud |
| New South Wales British Football Association | Sydney Metropolitan First Division [3] | Sydney | 1–0 | Balmain | Balmain | Sydney | Glebe |
| Queensland British Football Association | Brisbane Area League [4] | Unknown | Blackstone Rovers | Bulimba Rangers | Unknown | ||
| South Australian British Football Association | South Australia Division One [5] | Not played | Port Adelaide | Adelaide | Hindmarsh | ||
| Anglo-Australian Football Association | Victorian Amateur League [6] | Not played | Williamstown-Yarraville | Burns | Carlton United | ||
| Western Australian Soccer Football Association | Western Australia Division One [7] | Not played | Claremont | Fremantle | City United | ||
| Federation | Competition [8] | Winners | Runners-up | Venue | Result |
|---|---|---|---|---|---|
| Northern District British Football Association | Ellis Challenge Cup [9] | Cessnock | West Wallsend Bluebells | – | 1–0 (R) |
| New South Wales British Football Association | Gardiner Challenge Cup [10] | Balmain (5/0) | Sydney (0/1) | – | 1–0 |
| South Australian British Football Association | South Australia Federation Cup [11] | Adelaide (1/0) | Tandanya (0/1) | – | 2–1 |
| Anglo-Australian Football Association | Dockerty Cup [12] | Yarraville (2/1) | Wonthaggi Rangers (0/1) | – | 4–3 |
(Note: figures in parentheses display the club's competition record as winners/runners-up.)