| 3 | Glorieux / Hernandez / Alvarez | DKR Engineering (L) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro-Am |
| 4 | Rammo / Favre / Brichacek | DKR Engineering (L) | Ligier | JS P325 - | Toyota | LMP3 | |
| 5 | Cautela / Rodella / Pedersen | Rinaldi Racing (D) | Ligier | JS P325 - | Toyota | LMP3 | |
| 7 | Moller / Bölükbasi / Fluxa | Vector Sport (GB) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro-Am |
| 8 | Stern / Quintarelli / Nogales | Team Virage (PL) | Ligier | JS P325 - | Toyota | LMP3 | |
| 9 | Ried / Priaulx / Rockenfeller | Proton Competition (D) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro |
| 10 | Cullen / Lomko / Fittipaldi | Vector Sport (GB) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro |
| 11 | Bell / Dedecker / van der Snel | Eurointernational (I) | Ligier | JS P325 - | Toyota | LMP3 | |
| 13 | Bukhantsov / Cubides Olarte / Chou | Inter Europol Competition (PL) | Ligier | JS P325 - | Toyota | LMP3 | |
| 14 | Thomas / Meguetounif / Huffaker | TDS Racing (F) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro-Am |
| 17 | Lanchere / Jacoby / Ribeiro | CLX Motorsport (CH) | Ligier | JS P325 - | Toyota | LMP3 | |
| 18 | Chadwick / Rinicella / Hörr | IDEC Sport (F) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro |
| 19 | Falb / Espirito Santo / Koen | Rossa Racing by Virage (UAE) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro-Am |
| 20 | Jensen / Trulli / Jakobsen | Algarve Pro Racing (P) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro-Am |
| 21 | Schneider / Sato / Jarvis | United Autosports (GB) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro-Am |
| 22 | Peebles / Saucy / Hanley | United Autosports (GB) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro |
| 23 | Birch / Patterson / Boyd | United Autosports (GB) | McLaren | 720S LMGT3 Evo | | GT3 | |
| 24 | Pearson / Nissany / Doohan | Nielsen Racing (GB) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro |
| 25 | Kaiser / Vautier / Hughes | Algarve Pro Racing (P) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro |
| 27 | Lentoudis / Quinn / Allen | Nielsen Racing (GB) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro-Am |
| 28 | Lafargue / van Uitert / Chatin | IDEC Sport (F) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro |
| 29 | Rousset / Gray / Masson | Forestier Racing by Panis (F) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro |
| 30 | Roda / Verschoor / Pin | Duqueine Team (F) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro-Am |
| 31 | Meichtry / de Sybourg / Ried | Racing Spirit of Leman (F) | Ligier | JS P325 - | Toyota | LMP3 | |
| 33 | McDonald / Udell / Eastwood | TF Sport (GB) | Chevrolet | Corvette Z06 LMGT3.R | Chevrolet | GT3 | |
| 34 | Garg / de Gerus | Inter Europol Competition (PL) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro |
| 35 | Woodward / Fecury / Gravlund | Ultimate (F) | Ligier | JS P325 - | Toyota | LMP3 | |
| 37 | Closmenil / Jensen / Aguilera | CLX Motorsport (CH) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro |
| 43 | Smiechowski / Dillmann / Yelloly | Inter Europol Competition (PL) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro |
| 47 | Kolovos / Fraga / Milesi | CLX Motorsport (CH) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro-Am |
| 50 | Toledo / Castellacci / Agostini | Richard Mille AF Corse (I) | Ferrari | 296 LMGT3 Evo | Ferrari | GT3 | |
| 51 | Samani / Laursen / Rigon | AF Corse (I) | Ferrari | 296 LMGT3 Evo | Ferrari | GT3 | |
| 54 | Andersen / Fjordbach / Heinrich | High Class Racing (DK) | Porsche | 911 GT3 R LMGT3 | Porsche | GT3 | |
| 55 | Cameron / Perel / Griffin | Spirit of Race (CH) | Ferrari | 296 LMGT3 Evo | Ferrari | GT3 | |
| 57 | Kimura / Jaubert / Serra | Kessel Racing (CH) | Ferrari | 296 LMGT3 Evo | Ferrari | GT3 | |
| 59 | Mateu / Fossard / Hasse-Clot | Racing Spirit of Leman (F) | Aston Martin | Vantage AMR LMGT3 | Aston Martin | GT3 | |
| 62 | Al Khelaifi / Hanses / Christodoulou | Team Qatar by Iron Lynx (Q) | Mercedes-AMG | -AMG LMGT3 | | GT3 | |
| 63 | Naran / Andrade / Sette Camara | Iron Lynx (I) | Mercedes-AMG | -AMG LMGT3 | | GT3 | |
| 68 | Adcock / Antonel / Imbourg | M Racing (F) | Ligier | JS P325 - | Toyota | LMP3 | |
| 74 | Gilbert / Rueda / Leroux | Kessel Racing (CH) | Ferrari | 296 LMGT3 Evo | Ferrari | GT3 | |
| 75 | Kurzejewski / Sargent / Lietz | Proton Competition (D) | Porsche | 911 GT3 R LMGT3 | Porsche | GT3 | |
| 77 | "Bankcy" / van Eijndhoven / King | Proton Competition (D) | Porsche | 911 GT3 R LMGT3 | Porsche | GT3 | |
| 83 | Perrodo / Vaxiviere / Fuoco | AF Corse (I) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro-Am |
| 85 | Michal / Provost / Schwarze | R-Ace GP (F) | Duqueine | D09 - | Toyota | LMP3 | |
| 86 | Wainwright / Jansen / Hanafin | GR Racing (D) | Ferrari | 296 LMGT3 Evo | Ferrari | GT3 | |
| 88 | Felbermayr, Jr. / Felbermayr / Binder | Proton Competition (D) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro-Am |
| 99 | Hyett / Deletraz / Cameron | AO by TF (USA) | Oreca | 07 - | Gibson | LMP2 | LMP2 Pro-Am |