Laps Led

2003 San Marino GP
2004 Brazilian GP

until 2003 Brazilian GP

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

Pos	Designer	Laps Led
1	Patrick Head	7128
2	Adrian Newey	6111
3	Neil Oatley	5951
4	Colin Chapman	4925
5	Rory Byrne	4130
6	Ross Brawn	3985
7	Mauro Forghieri	3960
8	Eghbal Hamidy	3786
9	Nicolas Tombazis	3638
10	Henri Durand	3123
11	Frank Dernie	2683
12	John Barnard	2457
13	Gordon Murray	1866
14	Gerard Ducarouge	1805
15	Maurice Philippe	1651
16	Derek Gardner	1609
17	Martin Ogilvie	1483
18	Gioacchino Colombo	1355
19	Aurelio Lampredi	1317
20	David North	1247
21	Michel Tetu	1199
22	Steve Nichols	1187
23	Sergio Rinland	1143
24	Gordon Kimball	1125
25	Ralph Bellamy	1084
26	Peter Wright	1004
27	François Castaing	976
27	Marcel Hubert	976
29	Harvey Postlethwaite	966
30	Vittorio Jano	957
31	Gustav Brunner	926
32	Gordon Coppuck	910
33	Tony Rudd	909
34	Willem Toet	893
35	Ron Tauranac	851
36	Vittorio Bellentani	753
37	Carlo Chiti	748
38	Owen Maddock	728
39	Geoffrey Willis	695
40	Bernard Boyer	667
41	Hans Gassmann	589
	Hans Scherrenberg	589
	Ludwig Krause	589
44	Michel Beaujon	532
45	Geoff Aldridge	531
46	Jean-Claude Migeot	517
47	Robert Choulet	497
48	Len Terry	453
49	Enrique Scalabroni	437
50	Robin Herd	428
51	Peter Prodromou	416
52	Gavin Fisher	397
53	Tony Southgate	394
54	Bernard Dudot	207
55	Peter Berthon	157
56	Antonio Tomaini	130
57	Dave Wass	126
	Jason Sommerville	126
	Nick Alcock	126
60	Gary Anderson	123
61	John Iley	114
62	Mike Gascoyne	113
63	Nick Wirth	101
63	Pat Symonds	101
65	Derrick White	88
66	Andy le Flemming	84
	Geoff Ferris	84
	Tim Holloway	84
69	Shoichi Sano	79
69	Yoshio Nakamura	79
71	George Ryton	56
72	Loic Bigois	53
73	Mike Pilbeam	51
74	Frank Costin	37
75	Alberto Massimino	36
76	Brian Lisles	34
77	Mario Tolentino	32
78	André de Cortanze	17
78	Claude Gallopin	17
80	Helmut Bott	15
81	Eddie Strait	13
81	Tim Densham	13
83	John Surtees	9
84	Andy Smallman	8
85	Seamus Mullarkey	7
86	Antonio Lago	5
	Carlo Marchetti	5
	Peter Connew	5
	Shahab Ahmed	5
	Wilhelm Hild	5
91	Darren Davies	4
91	Ken Sears	4
93	Andrew Green	3
94	John McQuilliam	2
	Mike Coughlan	2
	Nicolo Petrucci	2
97	Aldo Costa	1
	Amédée Gordini	1
	Jo Marquart	1
	Nigel Cowperthwaite	1
	Tomasso Carletti	1