Kalender Balap Sirkuit Balap Nasional Monza 2021
| Tanggal | Racing Series diterjemahkan menjadi Seri Balap | Putaran | Nama Acara |
|---|---|---|---|
| 10 April - 11 April | Ferrari Challenge Europe Selesai | Round 2 | |
| 16 April - 18 April | Lamborghini Super Trofeo Eropa Selesai | Round 1 | |
| 16 April - 18 April | GT2 European Series Selesai | Round 1 | GT3 15th Anniversary Celebration |
| 30 April - 2 Mei | Kejuaraan Mobil Tur TCR Italia Selesai | Round 1 | |
| 18 Juni - 20 Juni | DTM - Master Mobil Turing Jerman Selesai | Round 1 | |
| 18 Juni - 20 Juni | Piala Lotus Eropa Selesai | Round 1 | |
| 8 Juli - 11 Juli | ELMS - Seri Le Mans Eropa Selesai | Round 4 | 4 Hours of Monza |
| 9 Juli - 10 Juli | Seri Eropa Ligier Selesai | Round 4 | |
| 9 Juli - 11 Juli | PCCF - Piala Porsche Carrera Prancis Selesai | Round 4 | 4 Hours of Monza |
| 16 Juli - 18 Juli | WEC - Kejuaraan Ketahanan Dunia FIA Selesai | Round 3 | 6 Hours of Monza |
| 10 September - 12 September | Piala Super Porsche Selesai | Round 7 | Formula 1 Heineken Gran Premio D’Italia 2021 |
| 10 September - 12 September | FIA Formula 2 Championship Selesai | Round 5 | |
| 10 September - 12 September | Grand Prix F1 Italia Selesai | Round 14 | Formula 1 Heineken Gran Premio D’Italia 2021 |
| 23 September - 26 September | GT Terbuka Internasional Selesai | Round 6 | |
| 29 Oktober - 31 Oktober | PCCI - Piala Porsche Carrera Italia Selesai | Round 6 |