| 1912 NSWRFL season | |
|---|---|
| League | New South Wales Rugby Football League |
| Duration | 4 May to 24 August |
| Teams | 8 |
| Matches played | 56 |
| Points scored | 1262 |
| Premiers |  Eastern Suburbs[1] (2nd title) |
| Minor Premiers | Eastern Suburbs (1st title) |
| Runners-up |  Glebe |
| Top point-scorer(s) | Dally Messenger (80) |
| Top try-scorer(s) | Roy Algie (12) |
| Second Grade | |
| Number of teams | 17 |
| Premiers | Glebe |
| Runners-up | Redfern |
| Third Grade | |
| Number of teams | 20 (1 disqualified) |
| Premiers |  South Sydney |
| Runners-up | South Sydney Federals |
The 1912 New South Wales Rugby Football League premiership was the fifth season of Sydney’s rugby league club competition, Australia’s first. Eight teams from across the city contested during the season for the premiership and the Royal Agricultural Society Challenge Shield.
- ^ Premiership Roll of Honour Archived 2011-05-14 at the Wayback Machine at rl1908.com