| 2021 premiership season | |
|---|---|
| Date | 27 August – 25 September 2021 |
| Teams | 8 |
| Premiers | Melbourne (13th premiership) |
| Runners-up | Western Bulldogs (2nd runners-up) |
| Minor premiers | Melbourne (10th minor premiership) |
| Attendance | |
| Matches played | 9 |
| Total attendance | 272,746 (30,305 per match) |
| Highest | 61,118 (Grand Final, Melbourne vs. Western Bulldogs |
The 2021 Australian Football League finals series was the 125th annual edition of the VFL/AFL finals series.
The series was played over five weeks in August and September, culminating in the 2021 AFL Grand Final. The top eight teams from the 2021 AFL Premiership season qualified for the finals series. AFL finals series have been played under the current format since 2000.