Marvel Stadium · Sun 1 Aug 2021, 6:10pm AEST
Port Adelaide beat Greater Western Sydney 15.10 (100) to 11.7 (73) in the 2021 Round 20 at Marvel Stadium on Sun 1 Aug 2021.
Updated Sat 25 Sep 2021, 10:28pm (Melbourne time)
| Competition | AFL 2021, Round 20 |
| Venue | Marvel Stadium |
| Bounce | Sun 1 Aug 2021, 6:10pm AEST |
| Greater Western Sydney | 11.7 (73) |
| Port Adelaide | 15.10 (100) |
| Result | Port Adelaide by 27 points |