| No |
Pilote |
Team |
Voiture |
| 1 | Patrick Gaillard/François Trisconi/André Chevalley | André Chevalley Racing | ACR Longines Ford |
| 2 | Andy Rouse/Tony Dron/Eberhard Braun | Porsche System | Porsche 924 Carrera GT Turbo |
| 3 | Derek Bell/Al Holbert/Eberhard Braun | Porsche System | Porsche 924 Carrera GT Turbo |
| 4 | Manfred Schurti/Jürgen Barth/Eberhard Braun | Porsche System | Porsche 924 Carrera GT Turbo |
| 5 | Guy Fréquelin/Roger Dorchy | WM Esso | WM P79/80 Peugeot |
| 6 | J-D Raulet/Max Mamers | WM Esso | WM P79/80 Peugeot |
| 7 | Serge Saulnier/Denis Morin/J-L Bousquet | WM Esso | WM P79/80 Peugeot |
| 8 | Alain de Cadenet/François Migault | Alain De Cadenet | De Cadenet Le Mans Ford |
| 9 | Jacky Ickx/Michel Leclére/Reinhold Joest | Martini Racing | Porsche 908/80 |
| 10 | Tiff Needell/Ian Bracey/Tony Trimmer | Ian Bracey | IBEC P6 Ford |
| 11 | Nick Faure/Richard Jones/Bernard de Dryver | Nick Faure | De Cadenet Le Mans |
| 12 | Chris Craft/Bob Evans | Dome Co Ltd | Dome RL80 Ford |
| 15 | Henri Pescarolo/Jean Ragnotti | Jean Rondeau | Rondeau M379B Ford |
| 16 | Jean Rondeau/J-P Jaussaud | Jean Rondeau | Rondeau M379B Ford |
| 17 | Gordon Spice/Phillippe Martin/J-M Martin | Jean Rondeau | Rondeau M379B Ford |
| 20 | Yves Courage/Jean Philippe Grand | Jean-Philippe Grand | Chevron B36 BMW |
| 21 | Sandro Plastina/Mario Luini/Marc Frischknecht | Racing Fan's Walter Wolf | Cheetah G601 Ford |
| 22 | Michel Pignard/Mario Ketterer/Hubert Striebig | Hubert Striebig | TOJ SM01 BMW |
| 23 | Michel Dubois/Christian Debias/Florian Vetsch | ROC - Société Yacco | Lola T298 ROC |
| 24 | Marc Sourd/Bernard Verdier | ROC - Société Yacco | Lola T298 ROC |
| 25 | Bruno Sotty/Daniel Laurent/Philippe Hesnault | ROC - Société Yacco | Chevron B36 ROC |
| 26 | Michel Lateste/Patrice Lenormand/Jacques Terrien | Patrice Galupeau | Lola T298 BMW |
| 27 | Patrick Perrier/Pierre Yver | Michel Elkoubi | Lola T298 BMW |
| 28 | Lella Lombardi/Mark Thatcher | Scuderia Torino Corse | Osella PA8 BMW |
| 29 | Peter Clark/Nick Mason/Martin Birrane | Dorset Racing Associates | Lola T297/8 Ford |
| 30 | J-M Lemerle/Max Cohen-Olivar | J-M Lemerle | Lola T298 ROC |
| 40 | Ian Harrower/John Sheldon/John Brindley | ADA Engineering | Triumph TR8 Turbo |
| 41 | Ted Field/Danny Ongais/J-L Lafosse | Porsche Kremer Racing Team | Porsche 935 K3/8 |
| 42 | Tetsu Ikuzawa/Rolf Stommelen/Axel Plankenhorn | Gozzy Kremer Racing | Porsche 935 K3 |
| 43 | Xavier Lapeyre/J-L Trintignant/Anny-Charlotte Verney | Malardeau Kremer Racing | Porsche 935 K3 |
| 44 | John Cooper/Dudley Wood/Pete Lovett | Charles Ivey Racing | Porsche 935 K3 |
| 45 | Bob Wollek/Helmut Kelleners | Gelo Racing Team | Porsche 935 |
| 46 | Claude Haldi/Bernard Béguin/Volkert Merl | Mecarillos Racing | Porsche 935 |
| 49 | Harald Grohs/Dieter Schornstein/Götz von Tschirnhaus | Vegla Racing Team | Porsche 935 |
| 51 | Hans Heyer/Bernard Darniche/Teo Fabi | Lancia Corse | Lancia Beta Montecarlo |
| 52 | Piercarlo Ghinzani/Markku Alén/Gianfranco Brancatelli | Lancia Corse | Lancia Beta Montecarlo |
| 53 | Carlo Facetti/Martino Finotto | Jolly Club/Lancia Corse | Lancia Beta Montecarlo |
| 68 | Skeeter McKitterick/Charles Mendez/Leon Walger | Racing Associates Inc | Porsche 935 K3 |
| 69 | Bob Akin/Ralph Kent-Cooke/Paul Miller | Racing Associates Inc | Porsche 935 K3 |
| 70 | John Fitzpatrick/Brian Redman/Dick Barbour | Dick Barbour Racing | Porsche 935 K3/80 |
| 71 | Bobby Rahal/Bob Garretson/Allan Moffat | DBR1 Dick Barbour Racing | Porsche 935 K3 |
| 72 | Robert Kirby/Bob Harmon/Michael Sherwin | Dick Barbour Racing/Wynn's | Porsche 935 K3 |
| 73 | John Paul/Guy Edwards/John Paul Jr | JLP-2 JLP Racing | Porsche 935 K3 |
| 74 | Preston Henn/J-P Delaunay | North American Racing Team | Ferrari 512 BB |
| 75 | Lucien Guitteny/Gérard Bleynie/J-P Libert | JMS Racing Charles Pozzi | Ferrari 512 BB |
| 76 | Jean Xhenceval/Hervé Regout/Pierre Dieudonné | JMS Racing Charles Pozzi | Ferrari 512 BB |
| 77 | J-C Andruet/Claude Ballot-Léna | JMS Racing Charles Pozzi | Ferrari 512 BB |
| 78 | Steve O'Rourke/Simon Phillips/Richard Down | EMKA Productions | Ferrari 512 BB |
| 79 | Spartaco Dini/Fabrizio Violati/Maurizio Micangeli | Scuderia Supercar Bellancau | Ferrari 512 BB |
| 80 | Mandy Gonzalez/Diego Febles/Francisco Romero | Diego Febles Racing | Porsche 934 |
| 81 | Nobuhide Tachi/Fumiyasu Satou/Chiyomi Totani | Alpha Cubic Racing Team | Dome Toyota Celica Turbo |
| 82 | Manfred Winkelhock/Patrick Néve/Michael Korten | March Racing | BMW M1 |
| 83 | Didier Pironi/Dieter Quester/Marcel Mignot | BMW France | BMW M1 |
| 84 | H-J Stuck/Dominique Lacaud/H-G Bürger | Lacaud BMW Motorsport GmbH | BMW M1 |
| 85 | Hurley Haywood/Don Whittington/Dale Whittington | Whittington Brothers Racing | Porsche 935 K3 |
| 86 | Ernesto Soto/Mark Hutchins/Pierre Honegger | Z & W Enterprises Inc | Mazda RX-7 |
| 87 | Maurice Carter/Richard Valentine/Murray Edwards | All Canadian Racing | Chevrolet Camaro |
| 88 | Bill Adam/Jacques Bienvenue/Douglas J.Rowe | Douglas Rowe | Chevrolet Corvette |
| 89 | Dany Snobeck/Hervé Poulain/Pierre Destic | Hervé Poulain | Porsche 935 |
| 90 | Georges Bourdillat/Alain-Michel Bernhard | Georges Bourdillat | Porsche 934 |
| 91 | Christian Bussi/Bernard Salam/Cyril Grandet | ASA Cachia | Porsche 934 |
| 93 | Thierry Perrier/Roger Carmillet | Thierry Perrier | Porsche 911SC |
| 94 | Jacques Alméras/J-M Alméras/Marianne Hoepfner | Equipe Alméras Fréres | Porsche 934 |
| 95 | François Servanin/Laurent Ferrier/P-F Rousselot | BMW Zol-Auto | BMW M1 |
| 96 | Fréderic Alliot/Jacques Guérin | Garage du Bac | BMW M1 |
24 Heure du Mans 1980