Formula Satu musim 1973
Pembalap dan konstruktor

Tim dan pembalap berikut ini mengikuti Kejuaraan Dunia 1973.
| Entrant | Constructor | Chassis | Engine | Tyre | Driver | Rounds |
| --- | --- | --- | --- | --- | --- | --- |
|  John Player Team Lotus | Lotus-Ford | 72D72E | Ford Cosworth DFV 3.0 V8 | G  |  Emerson Fittipaldi | All |
|  John Player Team Lotus | Lotus-Ford | 72D72E | Ford Cosworth DFV 3.0 V8 | G  |  Ronnie Peterson | All |
|  Elf Team Tyrrell | Tyrrell-Ford | 005006 | Ford Cosworth DFV 3.0 V8 | G  |  Jackie Stewart | All |
|  Elf Team Tyrrell | Tyrrell-Ford | 005006 | Ford Cosworth DFV 3.0 V8 | G  |  François Cevert | All |
|  Elf Team Tyrrell | Tyrrell-Ford | 005006 | Ford Cosworth DFV 3.0 V8 | G  |  Chris Amon | 14–15 |
|  Motor Racing Developments  Ceramica Pagnossin MRD  Hexagon of Highgate | Brabham-Ford | BT37BT42 | Ford Cosworth DFV 3.0 V8 | G  |  Carlos Reutemann | All |
|  Motor Racing Developments  Ceramica Pagnossin MRD  Hexagon of Highgate | Brabham-Ford | BT37BT42 | Ford Cosworth DFV 3.0 V8 | G  |  Wilson Fittipaldi | All |
|  Motor Racing Developments  Ceramica Pagnossin MRD  Hexagon of Highgate | Brabham-Ford | BT37BT42 | Ford Cosworth DFV 3.0 V8 | G  |  Andrea de Adamich | 4–6, 8–9 |
|  Motor Racing Developments  Ceramica Pagnossin MRD  Hexagon of Highgate | Brabham-Ford | BT37BT42 | Ford Cosworth DFV 3.0 V8 | G  |  Rolf Stommelen | 11–14 |
|  Motor Racing Developments  Ceramica Pagnossin MRD  Hexagon of Highgate | Brabham-Ford | BT37BT42 | Ford Cosworth DFV 3.0 V8 | G  |  John Watson | 9, 15 |
|  Yardley Team McLaren | McLaren-Ford | M19AM19CM23 | Ford Cosworth DFV 3.0 V8 | G  |  Denny Hulme | All |
|  Yardley Team McLaren | McLaren-Ford | M19AM19CM23 | Ford Cosworth DFV 3.0 V8 | G  |  Peter Revson | 1–7, 9–15 |
|  Yardley Team McLaren | McLaren-Ford | M19AM19CM23 | Ford Cosworth DFV 3.0 V8 | G  |  Jody Scheckter | 3, 8–9, 14–15 |
|  Yardley Team McLaren | McLaren-Ford | M19AM19CM23 | Ford Cosworth DFV 3.0 V8 | G  |  Jacky Ickx | 11 |
|  Scuderia Ferrari SpA SEFAC | Ferrari | 312B2312B3 | Ferrari 001/1 3.0 F12 Ferrari 001/11 3.0 F12 | G  |  Jacky Ickx | 1–9, 13 |
|  Scuderia Ferrari SpA SEFAC | Ferrari | 312B2312B3 | Ferrari 001/1 3.0 F12 Ferrari 001/11 3.0 F12 | G  |  Arturo Merzario | 1–3, 6, 8, 12–15 |
|  Clarke-Mordaunt-Guthrie Racing  Team Pierre Robert | March-Ford | 721G 731 | Ford Cosworth DFV 3.0 V8 | F  G  |  Mike Beuttler | 1–7, 9–15 |
|  Clarke-Mordaunt-Guthrie Racing  Team Pierre Robert | March-Ford | 721G 731 | Ford Cosworth DFV 3.0 V8 | F  G  |  Reine Wisell | 7–8 |
|  STP March Racing Team  March Racing Team | March-Ford | 721G 731 | Ford Cosworth DFV 3.0 V8 | G  |  Jean-Pierre Jarier | 1–3, 5–8, 12, 14–15 |
|  STP March Racing Team  March Racing Team | March-Ford | 721G 731 | Ford Cosworth DFV 3.0 V8 | G  |  Henri Pescarolo | 4 |
|  STP March Racing Team  March Racing Team | March-Ford | 721G 731 | Ford Cosworth DFV 3.0 V8 | G  |  Roger Williamson | 9–10 |
|  Team Surtees  Brooke Bond Oxo Team Surtees  Ceramica Pagnossin Team Surtees | Surtees-Ford | TS9ATS9BTS14A | Ford Cosworth DFV 3.0 V8 | F  |  Mike Hailwood | All |
|  Team Surtees  Brooke Bond Oxo Team Surtees  Ceramica Pagnossin Team Surtees | Surtees-Ford | TS9ATS9BTS14A | Ford Cosworth DFV 3.0 V8 | F  |  Carlos Pace | All |
|  Team Surtees  Brooke Bond Oxo Team Surtees  Ceramica Pagnossin Team Surtees | Surtees-Ford | TS9ATS9BTS14A | Ford Cosworth DFV 3.0 V8 | F  |  Luiz Bueno | 2 |
|  Team Surtees  Brooke Bond Oxo Team Surtees  Ceramica Pagnossin Team Surtees | Surtees-Ford | TS9ATS9BTS14A | Ford Cosworth DFV 3.0 V8 | F  |  Andrea de Adamich | 3 |
|  Team Surtees  Brooke Bond Oxo Team Surtees  Ceramica Pagnossin Team Surtees | Surtees-Ford | TS9ATS9BTS14A | Ford Cosworth DFV 3.0 V8 | F  |  Jochen Mass | 9, 11, 15 |
|  Marlboro BRM | BRM | P160CP160D | BRM P142 3.0 V12 | F  |  Jean-Pierre Beltoise | All |
|  Marlboro BRM | BRM | P160CP160D | BRM P142 3.0 V12 | F  |  Clay Regazzoni | 1–13, 15 |
|  Marlboro BRM | BRM | P160CP160D | BRM P142 3.0 V12 | F  |  Niki Lauda | All |
|  Marlboro BRM | BRM | P160CP160D | BRM P142 3.0 V12 | F  |  Peter Gethin | 14 |
|  Frank Williams Racing Cars | Iso-Marlboro-Ford | FX3BIR | Ford Cosworth DFV 3.0 V8 | F  |  Nanni Galli | 1–2, 4–6 |
|  Frank Williams Racing Cars | Iso-Marlboro-Ford | FX3BIR | Ford Cosworth DFV 3.0 V8 | F  |  Howden Ganley | All |
|  Frank Williams Racing Cars | Iso-Marlboro-Ford | FX3BIR | Ford Cosworth DFV 3.0 V8 | F  |  Jackie Pretorius | 3 |
|  Frank Williams Racing Cars | Iso-Marlboro-Ford | FX3BIR | Ford Cosworth DFV 3.0 V8 | F  |  Tom Belsø | 7 |
|  Frank Williams Racing Cars | Iso-Marlboro-Ford | FX3BIR | Ford Cosworth DFV 3.0 V8 | F  |  Henri Pescarolo | 8, 11 |
|  Frank Williams Racing Cars | Iso-Marlboro-Ford | FX3BIR | Ford Cosworth DFV 3.0 V8 | F  |  Graham McRae | 9 |
|  Frank Williams Racing Cars | Iso-Marlboro-Ford | FX3BIR | Ford Cosworth DFV 3.0 V8 | F  |  Gijs van Lennep | 10, 12–13 |
|  Frank Williams Racing Cars | Iso-Marlboro-Ford | FX3BIR | Ford Cosworth DFV 3.0 V8 | F  |  Tim Schenken | 14 |
|  Frank Williams Racing Cars | Iso-Marlboro-Ford | FX3BIR | Ford Cosworth DFV 3.0 V8 | F  |  Jacky Ickx | 15 |
|  UOP Shadow Racing | Shadow-Ford | DN1 | Ford Cosworth DFV 3.0 V8 | G  |  Jackie Oliver | 3–15 |
|  UOP Shadow Racing | Shadow-Ford | DN1 | Ford Cosworth DFV 3.0 V8 | G  |  George Follmer | 3–15 |
|  UOP Shadow Racing | Shadow-Ford | DN1 | Ford Cosworth DFV 3.0 V8 | G  |  Brian Redman | 15 |
|  Scribante Lucky Strike Racing | Lotus-Ford | 72D | Ford Cosworth DFV 3.0 V8 | F  |  Dave Charlton | 3 |
|  Blignaut Lucky Strike Racing | Tyrrell-Ford | 004 | Ford Cosworth DFV 3.0 V8 | G  |  Eddie Keizan | 3 |
|  Embassy Racing | Shadow-Ford | DN1 | Ford Cosworth DFV 3.0 V8 | G  |  Graham Hill | 4–15 |
|  Martini Racing Team | Tecno | PA123/6 | Tecno Series-P 3.0 F12 | F  |  Chris Amon | 5–6, 9–10, 12 |
|  LEC Refrigeration Racing | March-Ford | 731 | Ford Cosworth DFV 3.0 V8 | G  |  David Purley | 6, 9–11, 13 |
|  Hesketh Racing | March-Ford | 731 | Ford Cosworth DFV 3.0 V8 | G  |  James Hunt | 6, 8–10, 12–15 |
|  Team Ensign | Ensign-Ford | N173 | Ford Cosworth DFV 3.0 V8 | F  |  Rikky von Opel | 8–10, 12–15 |