Race Win Ratio

until 1951 German GP

Include Indy 500 races
Ignore non-championship races
Note: records involving non-championship races may be inaccurate due to incomplete data.

Finishing position:

Pos	Driver	Race Win Ratio	Race Wins	Races
1	John Crouch	100.00%	1	1
2	Juan Manuel Fangio	50.00%	14 (of which 1 was shared)	28
	Chico Landi	50.00%	2	4
	Franco Venturi	50.00%	1	2
5	Amédée Gordini	44.44%	4	9
6	Jean-Pierre Wimille	36.67%	11	30
7	Comte Carlo Felice Trossi	33.33%	3	9
	Christian Kautz	33.33%	1	3
	Giorgio Pelassa	33.33%	1	3
	Ian Nickols	33.33%	1	3
11	Nino Farina	32.50%	13	40
12	Aldo Gordini	25.00%	1	4
13	Luigi Villoresi	22.41%	13	58
14	Bob Gerard	20.00%	6	30
	José Scaron	20.00%	2	10
	Franco Mosters	20.00%	1	5
17	Piero Taruffi	18.75%	3	16
18	Achille Varzi	18.18%	2	11
19	Alberto Ascari	16.67%	7	42
19	Philip Fotheringham-Parker	16.67%	1	6
21	Eugène Martin	15.79%	3	19
22	Reg Parnell	15.52%	9	58
23	Tazio Nuvolari	12.50%	1	8
24	Nello Pagani	11.76%	2	17
25	Geoffrey Ansell	11.11%	1	9
25	Luigi Fagioli	11.11%	1 (of which 1 was shared)	9
27	Louis Rosier	10.77%	7	65
28	Prince Bira	10.71%	6	56
29	Raymond Sommer	9.09%	6 (of which 1 was shared)	66
30	Peter Whitehead	8.33%	3	36
30	José Froilan González	8.33%	1	12
32	Felice Bonetto	7.14%	1	14
32	Guy Mairesse	7.14%	1	14
34	Louis Chiron	4.84%	3	62
35	Yves Giraud-Cabantous	4.55%	2	44
35	Georges Grignard	4.55%	1	22
37	Eugène Chaboud	4.17%	2	48
37	Leslie Brooke	4.17%	1	24
39	Henri Louveau	4.08%	2 (of which 1 was shared)	49
40	David Hampshire	3.57%	1	28
40	Georges Raph	3.57%	1	28
42	Charles Pozzi	3.45%	1	29
42	Cuth Harrison	3.45%	1	29
44	Philippe Étançelin	2.44%	1	41
45	Emmanuel de Graffenried	1.85%	1	54

Finishing position: