All 7 games of Round 4, 1991 are complete. The biggest win was Geelong over Brisbane Lions by 102 points; the closest was a draw between St Kilda and Collingwood.
Updated Thu 10 Nov 2022, 9:19pm (Melbourne time)
| Home | Score | Away | Score | Venue |
|---|---|---|---|---|
| West Coast | 18.19 (127) | North Melbourne | 8.7 (55) | W.A.C.A. |
| Essendon | 12.20 (92) | Adelaide | 6.11 (47) | Windy Hill |
| Melbourne | 23.17 (155) | Carlton | 17.8 (110) | Waverley Park |
| Richmond | 19.13 (127) | Sydney | 24.20 (164) | MCG |
| St Kilda | 13.16 (94) | Collingwood | 13.16 (94) | Moorabbin Oval |
| Fitzroy | 12.18 (90) | Western Bulldogs | 15.16 (106) | Princes Park |
| Brisbane Lions | 12.16 (88) | Geelong | 27.28 (190) | Gabba |