Jack OBrien - Games Played
See also: Player Stats
| # | Team | Scoring | F | Opposition | Scoring | A | Marg | W-D-L | Venue | Crowd | Date |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Essendon | 1.1 4.8 5.10 6.18 | 54 | Collingwood | 3.3 3.4 3.8 6.10 | 46 | 8 | 1-0-0 | East Melbourne | 29-Jun-1912 | |
| 2 | Essendon | 2.2 2.4 3.5 4.9 | 33 | Carlton | 3.5 4.10 6.11 10.16 | 76 | -43 | 1-0-1 | Princes Park | 13-Jul-1912 | |
| 3 | Essendon | 5.2 5.4 7.9 7.10 | 52 | Sydney | 3.3 4.5 6.8 9.11 | 65 | -13 | 1-0-2 | East Melbourne | 20-Jul-1912 | |
| 4 | Essendon | 1.1 2.2 3.6 5.10 | 40 | Geelong | 4.5 9.9 10.11 13.14 | 92 | -52 | 1-0-3 | Corio Oval | 27-Jul-1912 | |
| 5 | Essendon | 5.5 7.6 7.9 10.12 | 72 | Richmond | 1.4 3.7 4.9 5.13 | 43 | 29 | 2-0-3 | East Melbourne | 3-Aug-1912 | |
| 6 | Essendon | 2.3 6.5 8.6 9.8 | 62 | Melbourne | 2.2 4.2 5.6 7.8 | 50 | 12 | 3-0-3 | East Melbourne | 17-Aug-1912 | |
| 7 | Essendon | 1.3 3.5 3.7 7.8 | 50 | St Kilda | 4.7 4.10 9.16 15.18 | 108 | -58 | 3-0-4 | Junction Oval | 24-Aug-1912 | |
| 8 | Essendon | 2.5 2.6 6.9 7.13 | 55 | Fitzroy | 1.2 3.7 4.10 6.13 | 49 | 6 | 4-0-4 | East Melbourne | 31-Aug-1912 | |
| 9 | Essendon | 2.3 4.5 7.7 7.12 | 54 | Sydney | 1.1 3.1 6.2 6.6 | 42 | 12 | 5-0-4 | M.C.G. | 34290 | 14-Sep-1912 |
| 10 | Essendon | 1.2 3.4 6.6 7.10 | 52 | Carlton | 0.5 1.7 4.10 6.12 | 48 | 4 | 6-0-4 | M.C.G. | 47414 | 21-Sep-1912 |
| 11 | Essendon | 1.4 3.9 4.14 5.17 | 47 | Sydney | 1.3 2.4 2.6 4.9 | 33 | 14 | 7-0-4 | M.C.G. | 54536 | 28-Sep-1912 |
| 12 | Essendon | 4.5 4.6 9.11 9.13 | 67 | Carlton | 3.1 6.9 8.10 11.17 | 83 | -16 | 7-0-5 | East Melbourne | 26-Apr-1913 | |
| 13 | Essendon | 4.4 8.6 10.10 13.11 | 89 | Richmond | 2.1 5.3 10.6 11.12 | 78 | 11 | 8-0-5 | Punt Rd | 3-May-1913 | |
| 14 | Essendon | 2.0 5.1 5.4 10.5 | 65 | Collingwood | 5.1 6.4 9.10 10.10 | 70 | -5 | 8-0-6 | East Melbourne | 10-May-1913 | |
| 15 | Essendon | 4.5 5.9 6.12 7.14 | 56 | Sydney | 3.3 4.4 9.8 15.13 | 103 | -47 | 8-0-7 | East Melbourne | 17-May-1913 | |
| 16 | Fitzroy | 1.1 4.4 7.10 8.14 | 62 | Collingwood | 1.4 7.5 10.10 11.12 | 78 | -16 | 8-0-8 | Brunswick St | 26-May-1917 | |
| 17 | Fitzroy | 1.3 2.4 3.5 8.7 | 55 | Sydney | 0.8 2.14 3.19 5.20 | 50 | 5 | 9-0-8 | Lake Oval | 9-Jun-1917 | |
| 18 | Fitzroy | 1.1 3.3 3.5 4.10 | 34 | St Kilda | 2.6 2.8 4.13 4.16 | 40 | -6 | 9-0-9 | Junction Oval | 11-May-1918 | |
| 19 | Fitzroy | 1.2 3.3 5.7 5.8 | 38 | Sydney | 4.0 5.2 8.3 12.6 | 78 | -40 | 9-0-10 | Brunswick St | 18-May-1918 | |
| 20 | Fitzroy | 0.2 4.8 8.10 9.12 | 66 | Essendon | 1.4 1.7 1.8 2.13 | 25 | 41 | 10-0-10 | Brunswick St | 8-Jun-1918 | |
| 21 | Fitzroy | 0.5 1.11 2.12 6.15 | 51 | Carlton | 2.5 4.8 6.10 12.11 | 83 | -32 | 10-0-11 | Brunswick St | 22-Jun-1918 |