Costas Los (born 31 January 1955) is a Greek former racing driver.[1]
| Year | Class | No | Tyres | Car | Team | Co-Drivers | Laps | Pos. | Class Pos. | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1986 | C1 | 66 | March 84G Porsche Type-935 2.6L Turbo Flat-6 | Cosmik Racing Promotions | Raymond Touroul Neil Crang | 169 | DSQ† | DSQ† | ||
| 1987 | C2 | 121 | Tiga GC287 Ford Cosworth DFL 3.3L V8 | Cosmik GP Motorsport | Dudley Wood Tom Hessert | 275 | 9 | 3 | ||
| 1988 | C2 | 121 | Spice SE87C Ford Cosworth DFL 3.3L V8 | Cosmik GP Motorsport |  Wayne Taylor Evan Clements | 145 | DNF | DNF | ||
| 1989 | C1 | 18 | Aston Martin AMR1 SE87C Aston Martin (Callaway) RDP87 6.0L V8 | Aston Martin Ecurie Ecosse | Brian Redman Michael Roe | 340 | 11 | 10 | ||
| 1990 | C1 | 18 | Nissan R89C Nissan VRH35Z 3.5L Turbo V8 | Courage Compétition |  Hervé Regout Alain Cudini | 300 | 22 | 20 | ||
| 1993 | GT | 56 | Venturi 500LM Renault PRV 3.0 L Turbo V6 | Stéphane Ratel |  Johannes Bardutt Claude Brana | 80 | DNF | DNF |