JJ Lehto Formula One results at Monza
| Year | Race # | Start | Finish | Car # | Team | Chassis | Engine | Tyre | Owner | Qualifying Time | Laps | X Led | Laps Led | Status | Points |
| 1991 | 12 | 20 | 18 | 22 | Scuderia Italia SpA | Dallara 191 | Judd GV | Pirelli | Scuderia Italia | 1:24.725 | 35 | 0 | 0 | overheating | 0 |
| 1992 | 13 | 14 | 11 | 21 | Scuderia Italia SpA | Dallara 192 | Ferrari Type 037 | Goodyear | Scuderia Italia | 1:25.145 | 47 | 0 | 0 | engine (classified) | 0 |
| 1993 | 13 | 13 | 24 | 30 | Sauber AG | Sauber C12 | Sauber 2175 | Goodyear | Sauber | 1:24.298 | 0 | 0 | 0 | accident | 0 |
| 1994 | 12 | 20 | 9 | 5 | Mild Seven Benetton Ford | Benetton B194 | Ford ECA Zetec-R | Goodyear | Benetton | 1:26.384 | 52 | 0 | 0 | +1 lap | 0 |
