1991 · Round 3 · Practice 1 San Marino Grand Prix
Autodromo Internazionale Enzo e Dino Ferrari, Italy
Sunday, April 28, 1991
Autodromo Internazionale Enzo e Dino Ferrari, Italy
Sunday, April 28, 1991
Fastest
SEN
1:22.701
Margin
+0.641
to BER
Most laps
—
SEN
Laps completed
—
Best lap, gap to the fastest driver and laps completed
| Pos | Driver | Best | Gap | Laps |
|---|---|---|---|---|
| 01 | SENMcLaren · McLaren MP4-6 Honda · Honda | 1:22.701 | — | — |
| 02 | BERMcLaren · McLaren MP4-6 Honda · Honda | 1:23.342 | +0.641 | — |
| 03 | PROFerrari · Ferrari 642 F1 91 ~ Ferrari 643 F1 91 | 1:23.510 | +0.809 | — |
| 04 | PATWilliams · Williams FW14 · Renault | 1:23.804 | +1.103 | — |
| 05 | ALEFerrari · Ferrari 642 F1 91 ~ Ferrari 643 F1 91 | 1:23.936 | +1.235 | — |
| 06 | MANWilliams · Williams FW14 · Renault | 1:24.154 | +1.453 | — |
| 07 | MODTyrrell · Tyrrell 020 · Honda | 1:25.454 | +2.753 | — |
| 08 | MARMinardi · Minardi M191 · Ferrari | 1:25.949 | +3.248 | — |
| 09 | JARBMS Scuderia Italia · Dallara BMS-F191 Judd · Judd | 1:26.095 | +3.394 | — |
| 10 | DECJordan · Jordan 191 · Ford | 1:26.193 | +3.492 | — |
| 11 | SUZLarrousse · Larrousse 91 · Cosworth | 1:26.279 | +3.578 | — |
| 12 | MORMinardi · Minardi M191 · Ferrari | 1:26.427 | +3.726 | — |
| 13 | GUGLeyton House · Leyton House CG911 · Ilmor | 1:26.584 | +3.883 | — |
| 14 | CAPLeyton House · Leyton House CG911 · Ilmor | 1:26.723 | +4.022 | — |
| 15 | BRUBrabham · Brabham BT59Y ~ Brabham BT60Y · Yamaha | 1:26.752 | +4.051 | — |
| 16 | BERLarrousse · Larrousse 91 · Cosworth | 1:26.841 | +4.140 | — |
| 17 | GACJordan · Jordan 191 · Ford | 1:27.092 | +4.391 | — |
| 18 | COMLigier · Ligier JS35B ~ Ligier JS35 · Lamborghini | 1:27.195 | +4.494 | — |
| 19 | VANModena · Lambo 291 · Lamborghini | 1:27.410 | +4.709 | — |
| 20 | BLUBrabham · Brabham BT59Y ~ Brabham BT60Y · Yamaha | 1:27.489 | +4.788 | — |
| 21 | BOULigier · Ligier JS35B ~ Ligier JS35 · Lamborghini | 1:27.590 | +4.889 | — |
| 22 | MORBenetton · Benetton Ford B191 ~ Benetton B190B · Ford | 1:27.885 | +5.184 | — |
| 23 | TARAGS · JH25B JH27 · Cosworth | 1:27.942 | +5.241 | — |
| 24 | PIQBenetton · Benetton Ford B191 ~ Benetton B190B · Ford | 1:27.952 | +5.251 | — |
| 25 | BAITeam Lotus · Lotus 102B · Judd | 1:28.686 | +5.985 | — |
| 26 | HAKTeam Lotus · Lotus 102B · Judd | 1:29.048 | +6.347 | — |
| 27 | BARAGS · JH25B JH27 · Cosworth | 1:30.558 | +7.857 | — |
| 28 | ALBFootwork · A11C FA12 · Porsche | 1:32.767 | +10.066 | — |
| 29 | NAKTyrrell · Tyrrell 020 · Honda | 1:36.688 | +13.987 | — |
| 30 | CAFFootwork · A11C FA12 · Porsche | 1:38.314 | +15.613 | — |