Winton Motor Raceway 2021 Race Calendar
| Date | Racing Series | Round | Event Name |
|---|---|---|---|
| March 27 - March 28 | Porsche 944 Challenge Finished | Round 3 | |
| May 29 - May 30 | V8SC - Supercars Championship Finished | Round 14 | Winton SuperSprint |
| July 30 - August 1 | TOYOTA GAZOO Racing Australia GR Cup Finished | Round 6 | Winton SuperSprint |
| October 1 - October 3 | PCCAU - Porsche Carrera Cup Australia Finished | Round 6 | Winton SuperSprint |
| October 2 - October 3 | V8SC - Supercars Championship Finished | Round 16 | Winton SuperSprint |