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Grand-Am Rolex Series

Highest winning percentage

25 or more starts are needed to appear on the list for F1, Champ Car, IndyCar, MotoGP, NASCAR Xfinity, or NASCAR Trucks, while 50 or more starts are needed for Cup.

DriverWinning percentage
James Weaver50.0000
Scott Pruett30.7692
Memo Rojas30.3371
Forest Barber23.3333
Butch Leitzinger20.8955
Max Angelelli20.0000
Luis Díaz19.5122
Didier Theys18.0000
Chris Dyson16.6667
Jon Fogarty16.0000
Wayne Taylor15.3846
Alex Gurney14.6789
Jörg Bergmeister11.7647
Jan Magnussen10.4167
Ricky Taylor10.1449
Richard Westbrook9.6774
Andy Wallace9.4595
Jordan Taylor9.0909
Terry Borcheller9.0909
Max Papis8.7719
Ricardo Zonta8.0000
Milka Duno6.8182
Christian Fittipaldi6.5574
Oliver Gavin6.2500
João Barbosa6.1947
Elliott Forbes-Robinson6.0000
Ryan Dalziel5.9524
Alex Popow5.8824
Marc Goossens5.7143
Antonio García5.3571
Patrick Long5.2632
Jim Matthews5.1282
Mike Borkowski5.0000
Colin Braun5.0000
Jack Baldwin4.6512
RJ Valentine4.1096
George Robinson3.8462
Brian Frisselle3.7736
Hurley Haywood3.7037
Tim Lewis, Jr.3.5714
Lucas Luhr3.4483
Enzo Potolicchio3.4483
Leighton Reese3.3333
Nic Jönsson3.3333
Paul Edwards3.2967
Buddy Rice3.2258
Rob Dyson3.2258
Michael McDowell3.1250
David Donohue3.0303
Mark Patterson2.9851
Mark Wilkins2.9412
JC France2.8846
Andy Lally2.8777
Matt Alhadeff2.6316
Dirk Werner2.5000
Oswaldo Negri, Jr.2.5000
Bryce Miller2.4390
Michael Valiante2.3529
Kelly Collins2.2727
John Pew2.2727
Kevin Buckler2.2222
Darren Law1.8519
Joey Hand1.6667
Marc Bunting1.3889
Boris Said1.3699
Tracy Krohn1.3514
Memo Gidley1.3333
Ian James1.2500
Spencer Pumpelly0.8772
Bill Auberlen0.7813