31. Grand Prix Automobile
FIA Formula One World Championship round 06, Monaco, 2 - 3 June 1973
31. Grand Prix Automobile
Saturday 2 - Sunday 3 June 1973
FIA Formula One World Championship

Entries
| No. | Car | Entrants |
|---|---|---|
| 1 | Lotus 72E Ford Cosworth DFV 3.0 V8 | Lotus 72E |
| 2 | Lotus 72E Ford Cosworth DFV 3.0 V8 | Lotus 72E |
| 3 | 1974 Ferrari 312 B3 formula one chassis 010 • MONOPOSTO • Ferrari 001 2.991cc 180º V12 | 1974 Ferrari 312 B3 formula one |
| 4 | 1973 Ferrari 312 B3 formula one chassis 011 • MONOPOSTO • Ferrari 001 2.991cc 180º V12 | 1973 Ferrari 312 B3 formula one |
| 5 | Tyrrell 006 Formula 1 Ford Cosworth DFV 3.0 V8 | Tyrrell 006 Formula 1 |
| 6 | Tyrrell 006 Formula 1 Ford Cosworth DFV 3.0 V8 | Tyrrell 006 Formula 1 |
| 7 | McLaren M23 Ford Cosworth DFV 3.0 V8 | McLaren M23 |
| 8 | McLaren M23 Ford Cosworth DFV 3.0 V8 | McLaren M23 |
| 9 | Brabham BT37 Ford Cosworth DFV 3.0 V8 | Brabham BT37 |
| 10 | Brabham BT42 Ford Cosworth DFV 3.0 V8 | Brabham BT42 |
| 11 | Brabham BT42 Ford Cosworth DFV 3.0 V8 | Brabham BT42 |
| 12 | Shadow DN1 Ford Cosworth DFV 3.0 V8 | Shadow DN1 |
| 14 | March 731 Ford Cosworth DFV 3.0 V8 | March 731 |
| 15 | March 731 Ford Cosworth DFV 3.0 V8 | March 731 |
| 17 | Shadow DN1 Ford Cosworth DFV 3.0 V8 | Shadow DN1 |
| 18 | March 731 Ford Cosworth DFV 3.0 V8 | March 731 |
| 19 | BRM P160E BRM P142 3.0 V12 | BRM P160E |
| 20 | BRM P160E BRM P142 3.0 V12 | BRM P160E |
| 21 | BRM P160E BRM P142 3.0 V12 | BRM P160E |
| 22 | Tecno PA123B Tecno 3.0 B12 | Tecno PA123B |
| 23 | Surtees TS14A Ford Cosworth DFV 3.0 V8 | Surtees TS14A |
| 24 | Surtees TS14A Ford Cosworth DFV 3.0 V8 | Surtees TS14A |
| 25 | Iso Marlboro IR Ford Cosworth DFV 3.0 V8 | Iso Marlboro IR |
| 26 | Iso Marlboro IR Ford Cosworth DFV 3.0 V8 | Iso Marlboro IR |
| 27 | March 731 Ford Cosworth DFV 3.0 V8 | March 731 |