Len Sutton
- Dennis van de Laar
- Hannes Lachinger
- Kevin Lacroix
- Bernd Ladage
- Arnold Ladd
- Jacques Laffite
- Jean-Louis Lafosse
- Jaap van Lagen
- E. Lager
- Franck Lagorce
- Henry Laine
- Matias Laine
- Barry Lake
- Andy Lally
- Robert Laly
- Chris Lambert
- Jan Lammers
- Lasse Lampi
- Ray Lampkin
- Robert Lamplough
- Pedro Lamy
- Paul Dalla Lana
- Jon Lancaster
- Bob Lancaster
- Vernon Land
- Wolfgang Land
- Chico Landi
- Bob Lane
- Tony Lanfranchi
- Hermann Lang
- Claudio Langes
- Will Langhorne
- John Lanyon
- Nicolas Lapierre
- Viktor Lapin
- Mike Lapp
- Esapekka Lappi
- Nicola Larini
- Peter Larner
- Oscar Larrauri
- Alberto Rodriguez Larreta
- Gerard Larrousse
- Kyle Larson
- Jud Larson
- Marcel Lasee
- Harvey Lasiter
- Nicholas Latifi
- Nicholas Latifi
- Jari-Matti Latvala
- Niki Laud
- Mathias Lauda
- Niki Lauda
- Ed J. Lauer
- Jakob Lauer
- Ron Lauer
- Sascha Lauer-Ruf
- Gerard Laureau
- Rodolfo Lavin
- Alan Lavoipierre
- Lavrentiev
- Alo Lawler
- Chris Lawrence
- Doug Lawrence
- Scott Lawrence
- Mark Lawshe(Sr)
- Art Lawshe(Sr)
- Buddy Lazier
- Lou Lazzaro
- Jack LeCain
- Julian Leal
- Omar Leal
- Nicolas Leboisettier
- Walter Lechner
- Charles Leclerc
- Michel Leclere
- Jack Leconte
- Neville Lederle
- Christian Ledesma
- Joe Ledogar
- Wynch Lee
- Don Lee
- Bill Lee
- Buddy Lee
- Lee Drollinger
- Bruce Leer
- Geoff Lees
- Katherine Legge
- Ferdi Lehder
- Marcel Lehoux
- Leroy Leibelsperger
- Chuck Leighton
- Fabio Leimer
- Bas Leinders
- Matheus Leist
- Brendon Leitch
- Damon Leitch
- Patrick Lemarie
- R. Lemp
- Len Duncan
- Len Sutton
- Steve Lenig
- Gijs van Lennep
- Federico Leo
- Joe Leonard
- Lamberto Leoni
- Genaro Leoz-Abad
- Klaus Lepp
- John Lepp
- Joe Lester
- Les Leston
- Danny Letner
- Benjamin Leuenberger
- Pierre Levegh
- Nick Leventis
- Roly Levis
- Michael Levitas
- Bayliss Levrett
- Dave Lewis
- Dick Lewis
- Michael Lewis
- Shane Lewis
- Stuart Lewis-Evans
- Hans-Jorn Ley
- Chi Cong Li
- Chao Li
- Henry Liddon
- Marc Lieb
- Fredy Lienhard
- Richard Lietz
- Mark Light
- Guy Ligier
- Ralph Ligouri
- Ralph Liguori
- Kimmo Liimatainen
- Aaron Lim
- Nolly Limberis
- Hanss Lin
- Steven Yue Lin
- Han Lin
- Curt Lincoln
- Hennie van der Linde
- Andy Linden
- Werner Lindermann
- Sebastian Lindholm
- Kaj Lindstrom
- Herbert Lingmann
- Ralf Lippe
- Remo Lips
- Mateusz Lisowski
- Anthony Liu
- Vitantonio Liuzzi
- Pedro Llano
- Lluis Llobet
- Richard Lloyd
- Ringie Lloyd
- Jiri Christian Lobkowicz
- V.I. von Lode
- Sebastien Loeb
- Ellen Lohr
- Mak Ka Lok
- Sam Lok
- Lella Lombardi
- Tom Long
- Dave Long
- Tony Longhurst
- Tomas Lopez
- Pablo Sanchez Lopez
- Jose Maria Lopez
- Alessio Lorandi
- Fred Lorenzen
- Frank Lorenzo
- Andre Lotterer
- Henri Louveau
- John Love
- Pete Lovely
- Zen Low
- Volkmar Low
- Craig Lowndes
- Roger Loyer
- Charles Lucas
- Klaus Ludwig
- Luca Ludwig
- Lucas Luhr
- Jens Luhrsen
- Robert Lukas
- Jim Luke
- Len Lukey
- Johnnie Luloa
- Sandy Lunch
- Tiny Lund
- Christian Lundgaard
- Linus Lundqvist
- Brett Lunger
- Gerd Lunsmann
- Werner Lupberger
- Frank Luptow
- Michael Luther
- Kai Lutterbach
- Arie Luyendyk
- Alex Lynn
- Richard Lyons
- John Lyons
- Michael Lyons
Race results
| Date | Circuit | Category | Entrant | Car | # | Grid | Pos | Status |
|---|
Championships results
| Year | Championship | Place | Pts |
|---|---|---|---|
| 1957 | USAC National Championship | 16 | 300 |
| 1959 | USAC National Championship | 9 | 520 |
| 1961 | USAC National Championship | 7 | 860 |
| 1962 | USAC National Championship | 7 | 1250 |