Total de pilots participants: 51
Total d’equips participants: 21
Debutants: 14 (Skip Barber, Mike Beuttler, John Cannon, Chris Craft, Mark Donohue, Howden Ganley, Jean-Pierre Jarier, Max Jean, Niki Lauda, Gijs van Lennep, Helmut Marko, François Mazet, Sam Posey, Dave Walker)
Última temporada: 11 (Jo Bonnier, John Cannon, Chris Craft, George Eaton, Vic Elford, Max Jean, Pete Lovely, François Mazet, Silvio Moser, Pedro Rodríguez, Jo Siffert)
Defuncions a la F1: 0
Defuncions en altres categories: 1 (Pedro Rodríguez, Jo Siffert)
Defuncions no relacionades amb l’esport: 0
Retirats per lesions a la F1: 0
Retirats per lesions a la F1: 0
Retirats per lesions en altres categories: 0
Pilot més jove: Niki Lauda, 22 anys i 179 dies, Àustria
Pilot més vell: John Love, 46 anys i 100 dies, Sud-Àfrica
| Entrant | Cotxe | Pneu. | Pilots |
| Scuderia Ferrari SpA SEFAC |
Ferrari 312B Ferrari 312B2 |
F | Jacky Ickx Clay Regazzoni Mario Andretti |
| Elf Team Tyrrell | Tyrrell 001-Ford Tyrrell 002-Ford Tyrrell 003-Ford |
G | Jackie Stewart François Cévert Peter Revson |
| Motor Racing Developments Ltd. |
Brabham BT33-Ford Brabham BT34-Ford |
G | Graham Hill Tim Schenken Dave Charlton |
| Gold Leaf Team Lotus World Wide Racing |
Lotus 72C-Ford Lotus 72D-Ford Lotus 56B-Pratt & Whitney |
F | Emerson Fittipaldi Reine Wisell Dave Charlton Dave Walker |
| Yardley Team BRM | BRM P153 BRM P160 |
F | Pedro Rodríguez Jo Siffert Howden Ganley Vic Elford Peter Gethin Helmut Marko George Eaton John Cannon |
| Bruce McLaren Motor Racing |
McLaren M14A-Ford McLaren M19A-Ford |
G | Denny Hulme Peter Gethin Jackie Oliver |
| STP March Racing Team | March 711-Ford March 711-Alfa Romeo |
F | Ronnie Peterson Alex Soler-Roig Niki Lauda Mike Beuttler Andrea de Adamich Nanni Galli |
| Equipe Matra Sports | Matra MS120B | G | Chris Amon Jean-Pierre Beltoise |
| Ecurie Bonnier | McLaren M7C-Ford | G | Jo Bonnier Helmut Marko |
| Brooke Bond Oxo / Auto Motor und Sport Team Surtees |
Surtees TS7-Ford Surtees TS9-Ford |
F | John Surtees Derek Bell Brian Redman Mike Hailwood Rolf Stommelen Sam Posey Gijs van Lennep |
| Frank Williams Racing Cars |
March 701-Ford March 711-Ford |
F | Henri Pescarolo Max Jean |
| Jo Siffert Automobiles | March 701-Ford | F | François Mazet |
| Clarke-Mordaunt- Guthrie Racing |
March 701-Ford March 711-Ford |
F | Mike Beuttler |
| Shell Arnold Team | March 701-Ford | F | Jean-Pierre Jarier |
| Jolly Club of Switzerland | Bellasi F1 70-Ford | G | Silvio Moser |
| Team Gunston | March 701-Ford Brabham BT26A-Ford |
G | John Love Jackie Pretorius |
| Stichting Autoraces Nederland | Surtees TS7-Ford | F | Gijs van Lennep |
| Ecurie Evergreen | Brabham BT33-Ford | G | Chris Craft |
| Pete Lovely Volkswagen Inc. |
Lotus 69-Ford | F | Pete Lovely |
| Gene Mason Racing | March 711-Ford | F | Skip Barber |
| Penske-White Racing | McLaren M19A-Ford | G | Mark Donohue David Hobbs |