1966: Participants

Total de pilots participants: 34
Total d’equips participants: 19
Debutants: 3 (Chris Irwin, Chris Lawrence, Guy Ligier)
Última temporada: 10 (Peter Arundell, Bob Bondurant, Ronnie Bucknum, Giacomo Russo, Phil Hill, Innes Ireland, Chris Lawrence, John Taylor, Trevor Taylor, Vic Wilson)
Defuncions a la F1: 1 (John Taylor)
Defuncions en altres categories: 0

Defuncions no relacionades amb l’esport: 0
Retirats per lesions a la F1: 0
Retirats per lesions en altres categories: 0
Pilot més jove: Chris Amon, 22 anys i 354 dies, França
Pilot més vell: Jack Brabham, 40 anys i 214 dies, Mèxic

Entrant Cotxe Pneu. Pilots
Scuderia Ferrari 
SpA SEFAC
Ferrari 246
Ferrari 312
D
F
Lorenzo Bandini
Ludovico Scarfiotti
John Surtees
Mike Parkes
Cooper Car Company Cooper T81-Maserati D Jochen Rindt
John Surtees
Chris Amon
Moisés Solana
Richie Ginther
Brabham Racing
Organisation
Brabham BT19-Repco
Brabham BT20-Repco
Brabham BT22-Climax
G Jack Brabham
Denny Hulme
Chris Irwin
Team Lotus Lotus 33-Climax
Lotus 33-BRM
Lotus 43-BRM
D
F
Jim Clark
Peter Arundell
Pedro Rodríguez
Giacomo Russo
Owen Racing Organisation BRM P261
BRM P83
D Graham Hill
Jackie Stewart
Honda R&D Company Honda RA273 G Richie Ginther
Ronnie Bucknum
Bruce McLaren
Motor Racing
McLaren M2B-Ford
McLaren M2B-Serenissima
F Bruce McLaren
Anglo American Racers Eagle Mk1-Climax
Eagle Mk1-Weslake
G Dan Gurney
Phil Hill
Bob Bondurant
R. R. C. Walker 
Racing Team
Brabham BT11-BRM
Cooper T81-Maserati
D Jo Siffert
Reg Parnell Racing Lotus 25-BRM
Ferrari 246
F Mike Spence
Giancarlo Baghetti
Joakim Bonnier
Racing Team
Cooper T81-Maserati
Brabham BT7-Climax
Brabham BT22-Climax
D
F
Jo Bonnier
Guy Ligier Cooper T81-Maserati D Guy Ligier
J. A. Pearce
Engineering Ltd.
Cooper T73-Ferrari D Chris Lawrence
Team Chamaco Collect BRM P261 G Bob Bondurant
Vic Wilson
DW Racing Enterprises Brabham BT11-Climax F Bob Anderson
Shannon Racing Cars Shannon SH1-Climax D Trevor Taylor
David Bridges Brabham BT11-BRM G John Taylor
Chris Amon Racing Brabham BT11-BRM D Chris Amon
Bernard White Racing BRM P261 D Innes Ireland