| 23.1.2021 | IMSA PC Daytona | 3 | JS P320 | Palmer / Palmer | JR III Racing | 11th |
| 23.1.2021 | IMSA PC Daytona | 6 | JS P320 | Goldburg / Lindh | Performance Tech Motorsports | DNF |
| 23.1.2021 | IMSA PC Daytona | 7 | JS P320 | Brynjolfsson / Hindman | VOLT Racing with Archangel | 17th |
| 23.1.2021 | IMSA PC Daytona | 18 | JS P320 | Herbert / Andretti | Andretti Autosport | 4th |
| 23.1.2021 | IMSA PC Daytona | 54 | JS P320 | Dickerson / Sarchet | MLT Motorsports | 2nd |
| 23.1.2021 | IMSA PC Daytona | 60 | JS P3 | Hamilton / Kasemets | Wulver Racing | 7th |
| 23.1.2021 | IMSA PC Daytona | 81 | JS P320 | Johnson / Miller | One Motorsports | 9th |
| 23.1.2021 | IMSA PC Daytona | 86 | JS P3 | Iversen / Olson | One Motorsports | 14th |
| 24.1.2021 | 100 min Daytona | 33 | JS P320 | Willsey / Barbosa | Sean Creech Motorsport | 42nd |
| 24.1.2021 | 100 min Daytona | 38 | JS P320 | Lindh / Cassels | Performance Tech Motorsports | 44th |
| 24.1.2021 | 100 min Daytona | 51 | JS P217 | Ware / Yoluc | RWR Eurasia | 15th |
| 24.1.2021 | 100 min Daytona | 54 | JS P320 | Bennett / Kurtz | Core Motorsport | 32nd |
| 24.1.2021 | 100 min Daytona | 74 | JS P320 | Robinson / Pigot / Andrews / Askew | Riley Motorsports | DNS |
| 24.1.2021 | 100 min Daytona | 91 | JS P320 | Cox / Murry | Riley Motorsports | 45th |
| 31.1.2021 | 24 h Daytona | 33 | JS P320 | Willsey / Barbosa / Boyd / Clairay | Sean Creech Motorsport | 19th |
| 31.1.2021 | 24 h Daytona | 38 | JS P320 | Lindh / Cassels / Llarena / Ori | Performance Tech Motorsports | 37th |
| 31.1.2021 | 24 h Daytona | 51 | JS P217 | Ware / Yoluc / Dillon / Müller | RWR Eurasia | 10th |
| 31.1.2021 | 24 h Daytona | 54 | JS P320 | Bennett / Kurtz / Braun / McMurry | Core Motorsport | 31st |
| 31.1.2021 | 24 h Daytona | 74 | JS P320 | Robinson / Pigot / Andrews / Askew | Riley Motorsports | 18th |
| 31.1.2021 | 24 h Daytona | 91 | JS P320 | Cox / Murry / McCusker / Bleekemolen | Riley Motorsports | 21st |
| 13.2.2021 | 4 h Dubai I | 2 | JS P320 | Loggie / Wheldon / Meyrick | United Autosports | 11th |
| 13.2.2021 | 4 h Dubai I | 3 | JS P320 | McGuire / Tappy / Bentley | United Autosports | 10th |
| 13.2.2021 | 4 h Dubai I | 4 | JS P320 | Slooten / Weiss | Phoenix Racing | 12th |
| 13.2.2021 | 4 h Dubai I | 8 | JS P320 | Sales / Bell | Nielsen Racing | DNF |
| 13.2.2021 | 4 h Dubai I | 9 | JS P320 | Wells / Noble | Nielsen Racing | 9th |
| 13.2.2021 | 4 h Dubai I | 11 | JS P217 | Muston / Corbett | EuroInternational | 7th |
| 13.2.2021 | 4 h Dubai I | 15 | JS P320 | Hanratty / Jakobsen / Mardini | RLR MSport | 14th |
| 13.2.2021 | 4 h Dubai I | 23 | JS P320 | Maldonado / Penttinen / Boyd | United Autosports | 8th |
| 13.2.2021 | 4 h Dubai I | 33 | JS P320 | Adcock / Jensen / Eteki | CD Sport | 32nd |
| 14.2.2021 | 4 h Dubai II | 2 | JS P320 | Loggie / Wheldon / Meyrick | United Autosports | 8th |
| 14.2.2021 | 4 h Dubai II | 3 | JS P320 | McGuire / Tappy / Bentley | United Autosports | 11th |
| 14.2.2021 | 4 h Dubai II | 4 | JS P320 | Slooten / Weiss | Phoenix Racing | DNF |
| 14.2.2021 | 4 h Dubai II | 8 | JS P320 | Sales / Bell | Nielsen Racing | 9th |
| 14.2.2021 | 4 h Dubai II | 9 | JS P320 | Wells / Noble | Nielsen Racing | DNF |
| 14.2.2021 | 4 h Dubai II | 11 | JS P217 | Muston / Corbett | EuroInternational | DNF |
| 14.2.2021 | 4 h Dubai II | 15 | JS P320 | Hanratty / Jakobsen / Mardini | RLR MSport | 13th |
| 14.2.2021 | 4 h Dubai II | 23 | JS P320 | Maldonado / Penttinen / Boyd | United Autosports | 7th |
| 14.2.2021 | 4 h Dubai II | 33 | JS P320 | Adcock / Jensen / Eteki | CD Sport | 12th |
| 19.2.2021 | 4 h Abu Dhabi I | 2 | JS P320 | Loggie / Wheldon / Meyrick | United Autosports | DNF |
| 19.2.2021 | 4 h Abu Dhabi I | 3 | JS P320 | McGuire / Tappy / Bentley | United Autosports | 9th |
| 19.2.2021 | 4 h Abu Dhabi I | 4 | JS P320 | Slooten / Weiss | Phoenix Racing | DNF |
| 19.2.2021 | 4 h Abu Dhabi I | 8 | JS P320 | Sales / Bell | Nielsen Racing | 8th |
| 19.2.2021 | 4 h Abu Dhabi I | 9 | JS P320 | Wells / Noble | Nielsen Racing | 7th |
| 19.2.2021 | 4 h Abu Dhabi I | 15 | JS P320 | Hanratty / Jakobsen / Mardini | RLR MSport | 10th |
| 19.2.2021 | 4 h Abu Dhabi I | 23 | JS P320 | Maldonado / Penttinen / Boyd | United Autosports | DNF |
| 19.2.2021 | 4 h Abu Dhabi I | 33 | JS P320 | Adcock / Jensen / Eteki | CD Sport | DNF |
| 20.2.2021 | 4 h Abu Dhabi II | 2 | JS P320 | Loggie / Wheldon / Meyrick | United Autosports | 8th |
| 20.2.2021 | 4 h Abu Dhabi II | 3 | JS P320 | McGuire / Tappy / Bentley | United Autosports | 7th |
| 20.2.2021 | 4 h Abu Dhabi II | 4 | JS P320 | Slooten / Weiss | Phoenix Racing | 19th |
| 20.2.2021 | 4 h Abu Dhabi II | 8 | JS P320 | Sales / Bell | Nielsen Racing | 12th |
| 20.2.2021 | 4 h Abu Dhabi II | 9 | JS P320 | Wells / Noble | Nielsen Racing | 11th |
| 20.2.2021 | 4 h Abu Dhabi II | 15 | JS P320 | Hanratty / Jakobsen / Mardini | RLR MSport | DNF |
| 20.2.2021 | 4 h Abu Dhabi II | 23 | JS P320 | Maldonado / Penttinen / Boyd | United Autosports | 6th |
| 20.2.2021 | 4 h Abu Dhabi II | 33 | JS P320 | Adcock / Jensen / Eteki | CD Sport | 9th |
| 13.3.2021 | IMSA PC Sebring | 3 | JS P320 | Palmer / Palmer | JR III Racing | 14th |
| 13.3.2021 | IMSA PC Sebring | 6 | JS P320 | Goldburg / Lindh | Performance Tech Motorsports | 2nd |
| 13.3.2021 | IMSA PC Sebring | 7 | JS P320 | Brynjolfsson / Hindman | VOLT Racing with Archangel | 1st |
| 13.3.2021 | IMSA PC Sebring | 18 | JS P320 | Herbert / Andretti | Andretti Autosport | DNF |
| 13.3.2021 | IMSA PC Sebring | 24 | JS P3 | Melandri / Greensall | Sean Creech Motorsport | 12th |
| 13.3.2021 | IMSA PC Sebring | 33 | JS P320 | Balogh / Balogh | JR III Racing | DNF |
| 13.3.2021 | IMSA PC Sebring | 50 | JS P3 | Indy Al Miller | One Motorsports | DNF |
| 13.3.2021 | IMSA PC Sebring | 54 | JS P320 | Dickerson / Sarchet | MLT Motorsports | 3rd |
| 13.3.2021 | IMSA PC Sebring | 60 | JS P320 | Hamilton / Kasemets | Wulver Racing | 11th |
| 13.3.2021 | IMSA PC Sebring | 81 | JS P320 | Johnson / Koch | One Motorsports | 6th |
| 20.3.2021 | 12 h Sebring | 33 | JS P320 | Willsey / Barbosa / Clairay | Sean Creech Motorsport | 17th |
| 20.3.2021 | 12 h Sebring | 38 | JS P320 | Lindh / Goldburg / Llarena | Performance Tech Motorsports | 32nd |
| 20.3.2021 | 12 h Sebring | 54 | JS P320 | Bennett / Kurtz / Braun | Core Motorsport | 13th |
| 20.3.2021 | 12 h Sebring | 74 | JS P320 | Robinson / Pigot / Andrews | Riley Motorsports | 15th |
| 20.3.2021 | 12 h Sebring | 91 | JS P320 | Cox / Murry / Bleekemolen | Riley Motorsports | 14th |
| 17.4.2021 | LM Cup Barcelona | 5 | JS P320 | Gehrsitz / Owega | Phoenix Racing | 8th |
| 17.4.2021 | LM Cup Barcelona | 7 | JS P320 | Wells / Noble | Nielsen Racing | 7th |
| 17.4.2021 | LM Cup Barcelona | 12 | JS P320 | Rosenberg / Munding | Black Falcon | 17th |
| 17.4.2021 | LM Cup Barcelona | 15 | JS P320 | Benham / Foster | RLR MSport | 1st |
| 17.4.2021 | LM Cup Barcelona | 16 | JS P320 | Lehmann / Gerbi | Team Virage | 20th |
| 17.4.2021 | LM Cup Barcelona | 17 | JS P320 | Lafargue / Enjalbert | IDEC Sport | 9th |
| 17.4.2021 | LM Cup Barcelona | 22 | JS P320 | Kraut / Andrews | United Autosports | 2nd |
| 17.4.2021 | LM Cup Barcelona | 23 | JS P320 | Schauerman / Boyd | United Autosports | 3rd |
| 17.4.2021 | LM Cup Barcelona | 25 | JS P320 | Wolff / Chalal | Racing Spirit of Le Mans | 12th |
| 17.4.2021 | LM Cup Barcelona | 31 | JS P320 | Lendoudis / Aguas | AF Corse | 24th |
| 17.4.2021 | LM Cup Barcelona | 32 | JS P320 | Schneider / Meyrick | United Autosports | DNF |
| 17.4.2021 | LM Cup Barcelona | 33 | JS P320 | Jensen / Eteki | CD Sport | 23rd |
| 17.4.2021 | LM Cup Barcelona | 37 | JS P320 | Doquin / Skelton | Cool Racing | 14th |
| 17.4.2021 | LM Cup Barcelona | 69 | JS P320 | Smith / Bell | Cool Racing | 4th |
| 17.4.2021 | LM Cup Barcelona | 71 | JS P320 | Hodes / Grist | Team Virage | 5th |
| 17.4.2021 | LM Cup Barcelona | 77 | JS P320 | Gudmundsson / Ashton | Team Thor | 18th |
| 17.4.2021 | LM Cup Barcelona | 98 | JS P320 | de Doncker / Lunardi | Motorsport98 | 16th |
| 18.4.2021 | 4 h Barcelona | 2 | JS P320 | Boyd / Wheldon / Cauhaupe | United Autosports | 36th |
| 18.4.2021 | 4 h Barcelona | 3 | JS P320 | McGuire / Tappy / Bentley | United Autosports | 25th |
| 18.4.2021 | 4 h Barcelona | 5 | JS P320 | Cresp / Lavergne / Chila | MV2S Racing | DNF |
| 18.4.2021 | 4 h Barcelona | 6 | JS P320 | Adcock / McCusker / Koebolt | Nielsen Racing | 20th |
| 18.4.2021 | 4 h Barcelona | 7 | JS P320 | Wells / Noble | Nielsen Racing | 24th |
| 18.4.2021 | 4 h Barcelona | 8 | JS P320 | Trouillet / Page / Droux | Graff | 35th |
| 18.4.2021 | 4 h Barcelona | 9 | JS P320 | Kaiser / Penttinen | Graff | 37th |
| 18.4.2021 | 4 h Barcelona | 11 | JS P320 | Dromedari / Kaprzyk | EuroInternational | 26th |
| 18.4.2021 | 4 h Barcelona | 13 | JS P320 | Hippe / de Wilde / Falchero | Inter Europol Competition | 17th |
| 18.4.2021 | 4 h Barcelona | 14 | JS P320 | Adomavičius / Bracalente / Pasini | Inter Europol Competition | 22nd |
| 18.4.2021 | 4 h Barcelona | 15 | JS P320 | Benham / Kapadia / Jakobsen | RLR MSport | 16th |
| 18.4.2021 | 4 h Barcelona | 18 | JS P320 | Bressan / Laskaratos / Fioravanti | 1 AIM Villorba Corse | 18th |
| 18.4.2021 | 4 h Barcelona | 19 | JS P320 | Maulini / Bell / Krütten | Cool Racing | 15th |
| 18.4.2021 | 4 h Barcelona | 20 | JS P320 | Hodes / Grist / Crews | Team Virage | 21st |