1921 season statistics:

Drivers with the most wins:

1. France Jules Goux (2)

2. Italy Giulio Masetti (2)

3. Italy Eugenio Silvani (1)

4. United States Tommy Milton (1)

5.  Deo (1)

6. France Joseph Collomb (1)

7. Italy Giuseppe Campari (1)

8. United States Jimmy Murphy (1)

9. Germany Ernest Friderich (1)

10. Italy Franz Conelli (1)

Full list of winners

Nations with the most wins:

1. Italy Italy (6)

2. France France (4)

3. United States United States (2)

4.   (1)

5. Germany Germany (1)

6. Spain Spain (1)

7. United Kingdom United Kingdom (1)

Full list of winners

Constructors with the most wins:

1. France Bugatti (4)

2.  Ballot (2)

3. France Talbot-Lago (2)

4. Italy FIAT (1)

5.  Frontenac (1)

6.  Chiribiri (1)

7.  La Licorne (1)

8. Italy Alfa Romeo (1)

9. United States Duesenberg (1)

10. Germany Mercedes-Benz (1)

Full list of winners

Racing and rally calendar

Week Date Races and rallies Completed results
20 05.09 - 05.15 2
21 05.16 - 05.22 1
22 05.23 - 05.29 1
23 05.30 - 06.05 1
26 06.20 - 06.26 1
29 07.11 - 07.17 1
30 07.18 - 07.24 1
35 08.22 - 08.28 2
36 08.29 - 09.04 2
37 09.05 - 09.11 2
38 09.12 - 09.18 1
41 10.03 - 10.09 1
47 11.14 - 11.20 1

Champions of the 1921 season:

Championship Chamipon

Other years