Rennstrecke Zolder 2021 Rennkalender
| Datum | Rennserie | Runde | Veranstaltungsname |
|---|---|---|---|
| 30. April - 30. April | Porsche RS Klasse Beendet | Round 2 | |
| 30. April - 30. April | Porsche GT Cup Beendet | Round 2 | |
| 30. April - 30. April | Porsche Boxster Cup Beendet | Round 2 | |
| 30. April - 30. April | Porsche 944 Cup Beendet | Round 2 | |
| 8. Mai - 9. Mai | Porsche Sprint Challenge Benelux Beendet | Round 1 | New Race Festival |
| 8. Mai - 9. Mai | Porsche Endurance Trophy Benelux Beendet | Round 1 | New Race Festival |
| 6. August - 8. August | Porsche Carrera Cup Benelux Beendet | Round 4 | |
| 6. August - 8. August | Deutsche Tourenwagen Masters Beendet | Round 3 | |
| 6. August - 8. August | Lotus Cup Europa Beendet | Round 2 | |
| 21. August - 22. August | Porsche Endurance Trophy Benelux Beendet | Round 3 | Historic Grand Prix Zolder |
| 23. September - 26. September | Porsche Endurance Trophy Benelux Beendet | Round 4 | 24 Hours of Zolder |
| 8. Oktober - 10. Oktober | Porsche Endurance Trophy Benelux Beendet | Round 5 | American Festival NASCAR Finals |