Tre Fontane, Rome, Lazio, Italy
Circuit Type: Temporary road course
Original Layout
Extension: 13,05 Km
Lap Record: 5:36.600
Year: 1930
Driver: Louis Chiron
Car: Bugatti Type 35B
Speed: 139,6 Km/h
| Year | Official Name | Date | Winning Driver | Constructor | Laps | Time | Formula |
|---|---|---|---|---|---|---|---|
| 1930 | VI Reale Premio di Roma | May 25 |  Luigi Arcangeli |
Maserati |
20 |
01:56:37.800 | GP |
| 1929 | V Reale Gran Premio di Roma | May 26 | Achille Varzi |
Alfa Romeo |
30 |
03:03:10.200 | GP |
| 1928 | IV Reale Premio di Roma | June 10 |  Louis Chiron |
 Bugatti |
30 |
03:05:48.600 | GP |