| 22.8.2021 | DTM Trophy Nürburgring | 21 | Cayman PRO4 | Maximilian Schmidt | PROsport Racing | 19th/21st |
| 22.8.2021 | DTM Nürburgring | 92 | 991 GT3 R II | Michael Ammermüller | SSR Performance | DNF/DNF |
| 29.8.2021 | GT4 America Road America | 7 | 718 Cayman GT4 Clubsport MR | Owen / Gibbons | Nolasport with OGH | 35th/32nd |
| 29.8.2021 | GT4 America Road America | 17 | 718 Cayman GT4 Clubsport MR | Rappaport / Hetherington | TRG - The Racers Group | 32nd/28th |
| 29.8.2021 | SRO GT America Road America | 20 | 991 GT3 R II | Poordad / Heylen | Wright Motorsports | 6th/3rd |
| 29.8.2021 | GT America Road America | 32 | 991 GT3 R II | Kyle Washington | GMG Racing | 7th/3rd |
| 29.8.2021 | GT America Road America | 45 | 991 GT3 R II | Charles Luck | Wright Motorsports | 3rd/DNF |
| 29.8.2021 | GT4 America Road America | 46 | 718 Cayman GT4 Clubsport MR | Walker / Walker | Nolasport | 20th/30th |
| 29.8.2021 | GT4 America Road America | 47 | 718 Cayman GT4 Clubsport MR | Travis / Hart | Nolasport | 7th/15th |
| 29.8.2021 | GT4 America Road America | 48 | 718 Cayman GT4 Clubsport MR | Starkweather / Geraci | Nolasport | 26th/25th |
| 29.8.2021 | GT America Road America | 49 | 718 Cayman GT4 Clubsport MR | Scott Noble | Nolasport | 12th/8th |
| 29.8.2021 | GT4 America Road America | 54 | 718 Cayman GT4 Clubsport MR | Pappas / Bleekemolen | Black Swan Racing | 24th/5th |
| 29.8.2021 | GT America Road America | 54 | 718 Cayman GT4 Clubsport MR | Tim Pappas | Black Swan Racing | DNS |
| 29.8.2021 | GT4 America Road America | 66 | 718 Cayman GT4 Clubsport MR | DeBoer / Pumpelly | TRG - The Racers Group | 4th/20th |
| 29.8.2021 | GT America Road America | 120 | 718 Cayman GT4 Clubsport MR | Adam Adelson | Premier Racing | 19th/13th |
| 29.8.2021 | GT4 America Road America | 120 | 718 Cayman GT4 Clubsport MR | Adelson / Skeer | Premier Racing | 21st/16th |
| 29.8.2021 | SRO GT Sprint Brands Hatch | 222 | 991 GT3 R II | Apothéloz / Bachler | Team Allied-Racing | 19th/17th |
| 29.8.2021 | GT America Road America | 460 | 991 GT3 R II | Andy Wilzoch | Flying Lizard Motorsports | 4th/1st |
| 29.8.2021 | GT4 America Road America | 619 | 718 Cayman GT4 Clubsport MR | Stad / Merrill | Stephen Cameron Racing | 16th/13th |
| 29.8.2021 | GT America Road America | 619 | 718 Cayman GT4 Clubsport MR | Alain Stad | Stephen Cameron Racing | 16th/12th |
| 5.9.2021 | GT4 Scandinavia Anderstorp | 1 | 718 Cayman GT4 Clubsport MR | Annervi / Bergström | Race Team Gellerasen | 3rd/10th |
| 5.9.2021 | 24 h Barcelona | 7 | 991 GT3 R II | Pampanini / Calamia / Pampanini / Stürzinger | Dinamic Motorsport | DNF |
| 5.9.2021 | GT4 Euro Nürburgring | 20 | 718 Cayman GT4 Clubsport MR | Wiskirchen / Kasperlik | Allied Racing | 35th/DNS |
| 5.9.2021 | GT4 Scandinavia Anderstorp | 21 | 718 Cayman GT4 Clubsport MR | Ward / Ricknäs | RMS | 9th/8th |
| 5.9.2021 | DTM Trophy Red Bull Ring | 21 | Cayman PRO4 | Maximilian Schmidt | PROsport Racing | 16th/12th |
| 5.9.2021 | 3 h Nürburgring | 22 | 991 GT3 R II | Campbell / Bamber / Jaminet | GPX Martini Racing | 37th |
| 5.9.2021 | GT4 Euro Nürburgring | 22 | 718 Cayman GT4 Clubsport MR | Sturm / Møller Madsen | Allied Racing | DNF/28th |
| 5.9.2021 | GT4 Euro Nürburgring | 26 | 718 Cayman GT4 Clubsport MR | Hartvig / Camathias | Allied Racing | 18th/7th |
| 5.9.2021 | 3 h Nürburgring | 54 | 991 GT3 R II | Cairoli / Bachler / Engelhart | Dinamic Motorsport | 40th |
| 5.9.2021 | 3 h Nürburgring | 56 | 991 GT3 R II | Rizzoli / Pedersen / Dumas | Dinamic Motorsport | 36th |
| 5.9.2021 | GT4 Scandinavia Anderstorp | 78 | 718 Cayman GT4 Clubsport MR | Bard / Skoog | Race Team Gellerasen | 5th/7th |
| 5.9.2021 | 24 h Barcelona | 91 | 991 GT3 R II | Allemann / Bohn / Renauer / Renauer | Herberth Motorsport | 1st |
| 5.9.2021 | 24 h Barcelona | 92 | 991 GT3 R II | Häring / "Gonzales" / Triller / Seefried / Müller | Herberth Motorsport | 2nd |
| 5.9.2021 | GT4 Scandinavia Anderstorp | 195 | 718 Cayman GT4 Clubsport MR | "Babalus" / Hobohm | Lights 2 Flag | 8th/9th |
| 5.9.2021 | 3 h Nürburgring | 222 | 991 GT3 R II | Buus / Sturm / Apothéloz | Team Allied-Racing | 39th |
| 5.9.2021 | Italian GT Imola | 223 | 718 Cayman GT4 Clubsport MR | Carboni / Romani | Ebimotors | 31st/31st |
| 5.9.2021 | Italian GT Imola | 251 | 718 Cayman GT4 Clubsport MR | di Giusto / Pera | Ebimotors | 24th/27th |
| 5.9.2021 | Italian GT Imola | 274 | 718 Cayman GT4 Clubsport MR | Fondi / Giovanelli | Autorlando Sport | 29th/32nd |
| 5.9.2021 | Italian GT Imola | 275 | 718 Cayman GT4 Clubsport MR | Cerati / Ghezzi | Autorlando Sport | 28th/29th |
| 5.9.2021 | Italian GT Imola | 322 | 911 GT3 Cup | Berton / Riva | Krypton Motorsport | 17th/20th |
| 5.9.2021 | Italian GT Imola | 369 | 911 GT3 Cup | La Mazza / Nicolosi | Krypton Motorsport | DNQ |
| 5.9.2021 | Italian GT Imola | 381 | 911 GT3 Cup | Curti / Curti | Tsunami R.T. | 32nd/19th |
| 5.9.2021 | GT4 Euro Nürburgring | 718 | 718 Cayman GT4 Clubsport MR | Jacoma / Busnelli | Centri Porsche Ticino | 24th/15th |
| 5.9.2021 | 24 h Barcelona | 909 | 991 GT3 Cup II | Mukovoz / Sidoruk / Peregudov | DUWO Racing | 11th |
| 5.9.2021 | 24 h Barcelona | 955 | 991 GT3 Cup II | Broggi / Nicolae / de Castro | Willi Motorsport by Ebimotors | 8th |
| 5.9.2021 | 24 h Barcelona | 978 | 991 GT3 Cup II | Dons / Pickering / Coomber | Speed Lover | 25th |
| 5.9.2021 | 24 h Barcelona | 979 | 992 GT3 Cup | | Speed Lover | DNA |
| 5.9.2021 | 24 h Barcelona | 989 | 991 GT3 Cup II | Al Ameri / Butkevicius / Michelon / Gadetskii | RABDAN by MRS GT-Racing | DNF |
| 5.9.2021 | 24 h Barcelona | 999 | 992 GT3 Cup | Breukers / Breukers / Vermeulen / Mardini | Red Camel-Jordans.nl | 15th |
| 12.9.2021 | ADAC GT Lausitzring | 7 | 991 GT3 R | Bachler / de Silvestro | Precote Herberth Motorsport | 19th/19th |
| 12.9.2021 | 2 h 40 min Laguna Seca | 9 | 991 GT3 R | Robichon / Vanthoor | Pfaff Motorsports | 14th |
| 12.9.2021 | ADAC GT Lausitzring | 14 | 991 GT3 R | Hackländer / Wishofer | MRS GT-Racing | 18th/18th |
| 12.9.2021 | 2 h 40 min Laguna Seca | 16 | 991 GT3 R | Hindman / Long | Wright Motorsports | 16th |
| 12.9.2021 | 300 km Sugo | 25 | 991 GT3 R | Matsui / Satou | Hoppy Team Tsuchiya | 29th |
| 12.9.2021 | British GT Oulton Park | 66 | 991 GT3 R | Jones / Malvern | Team Parker Racing | 3rd/5th |
| 12.9.2021 | ADAC GT Lausitzring | 74 | 991 GT3 R | Eriksson / Andlauer | Küs Team Bernhard | 9th/4th |
| 12.9.2021 | ADAC GT Lausitzring | 75 | 991 GT3 R | Engelhart / Preining | Küs Team Bernhard | DNF/15th |
| 12.9.2021 | GT Open Red Bull Ring | 77 | 991 GT3 R II | Al Zubair / Soucek | Lechner Racing | 12th/7th |
| 12.9.2021 | 2 h 40 min Laguna Seca | 79 | 991 RSR II 19 | MacNeil / Campbell | WeatherTech Racing | 13th |
| 12.9.2021 | 2 h 40 min Laguna Seca | 88 | 991 GT3 R | Ferriol / Legge | Team Hardpoint EBM | 21st |
| 12.9.2021 | ADAC GT Lausitzring | 91 | 991 GT3 R | Jahn / Fittje | Team Joos Sportwagentechnik | 6th/17th |
| 12.9.2021 | ADAC GT Lausitzring | 92 | 991 GT3 R | Jaminet / Ammermüller | SSR Performance | 13th/12th |
| 12.9.2021 | ADAC GT Lausitzring | 99 | 991 GT3 R | Müller / Renauer | Precote Herberth Motorsport | 17th/13th |
| 18.9.2021 | LM Cup Spa | 2 | 991 GT3 R | Leutwiler / Andlauer | Pzoberer Zürichsee by TFT | 23rd |
| 19.9.2021 | GT4 America Watkins Glen | 7 | 718 Cayman GT4 Clubsport MR | Owen / Gibbons | Nolasport with OGH | 20th/19th |
| 19.9.2021 | SRO GT America Watkins Glen | 20 | 991 GT3 R II | Poordad / Heylen | Wright Motorsports | 8th/5th |
| 19.9.2021 | GT4 America Watkins Glen | 37 | 718 Cayman GT4 Clubsport MR | Belluardo / Hindman | RS1 | DNF/9th |
| 19.9.2021 | GT America Watkins Glen | 45 | 991 GT3 R II | Charles Luck | Wright Motorsports | 1st/4th |
| 19.9.2021 | GT4 America Watkins Glen | 46 | 718 Cayman GT4 Clubsport MR | Walker / Walker | Nolasport | 18th/16th |
| 19.9.2021 | GT4 America Watkins Glen | 47 | 718 Cayman GT4 Clubsport MR | Travis / Hart | Nolasport | DNS/6th |
| 19.9.2021 | GT4 America Watkins Glen | 48 | 718 Cayman GT4 Clubsport MR | Starkweather / Alexandridis | Nolasport | DNF/DNS |
| 19.9.2021 | GT America Watkins Glen | 49 | 718 Cayman GT4 Clubsport MR | Scott Noble | Nolasport | DNA |
| 19.9.2021 | GT4 America Watkins Glen | 66 | 718 Cayman GT4 Clubsport MR | DeBoer / Pumpelly | TRG - The Racers Group | 10th/27th |
| 19.9.2021 | 4 h Spa | 77 | 991 RSR II 19 | Ried / MacNeil / Campbell | Proton Competition | 26th |
| 19.9.2021 | 4 h Spa | 93 | 991 RSR II 19 | Fassbender / Fernandez Laser / Lietz | Proton Competition | 23rd |
| 19.9.2021 | GT4 America Watkins Glen | 120 | 718 Cayman GT4 Clubsport MR | Adelson / Skeer | Premier Racing | 14th/28th |
| 19.9.2021 | GT America Watkins Glen | 120 | 718 Cayman GT4 Clubsport MR | Adam Adelson | Rotek Racing | DNA |
| 19.9.2021 | GT America Watkins Glen | 460 | 991 GT3 R II | Andy Wilzoch | Flying Lizard Motorsports | 4th/5th |
| 19.9.2021 | GT4 America Watkins Glen | 619 | 718 Cayman GT4 Clubsport MR | Stad / Merrill | Stephen Cameron Racing | 21st/18th |
| 19.9.2021 | GT America Watkins Glen | 619 | 718 Cayman GT4 Clubsport MR | Alain Stad | Stephen Cameron Racing | 14th/12th |
| 25.9.2021 | 100 min Long Beach | 9 | 991 GT3 R | Robichon / Vanthoor | Pfaff Motorsports | 10th |
| 25.9.2021 | 100 min Long Beach | 16 | 991 GT3 R | Hindman / Long | Wright Motorsports | 11th |
| 25.9.2021 | 100 min Long Beach | 34 | 991 GT3 R | Washington / Sofronas | GMG Racing | 23rd |
| 25.9.2021 | 100 min Long Beach | 79 | 991 RSR II 19 | MacNeil / Jaminet | WeatherTech Racing | 8th |
| 25.9.2021 | 100 min Long Beach | 88 | 991 GT3 R | Ferriol / Legge | Team Hardpoint EBM | 17th |
| 26.9.2021 | GT Open Monza | 12 | 991 GT3 Cup II | Glauco Solieri | Ghinzani Motorsport | 16th/22nd |
| 26.9.2021 | GT Open Monza | 24 | 991 GT3 Cup II | Blazek / Lisowski | A&P Racing Team PTT Tech Support | NC/DNF |
| 26.9.2021 | GT Open Monza | 26 | 991 GT3 Cup II | Darmetko / Janosz | Q1 by EMG Motorsport | DNF/19th |
| 26.9.2021 | GT Open Monza | 27 | 991 GT3 Cup II | Marcio Mauro | Three Sixty Racing Team | 18th/24th |
| 26.9.2021 | GT Open Monza | 32 | 991 GT3 Cup II | Fernando Fortes | Three Sixty Racing Team | 17th/23rd |
| 26.9.2021 | GT Open Monza | 33 | 991 GT3 Cup II | Magdziarz / "Arrow" | Bonaldi Motorsport | DNF/15th |
| 26.9.2021 | GT Open Monza | 44 | 991 GT3 Cup I | Pisani / Bozzoni | Eugenio Pisani | 19th/21st |
| 26.9.2021 | GT Open Monza | 53 | 992 GT3 Cup | Vandierendonck / Schouten | Q1 by EMG Motorsport | 14th/18th |
| 26.9.2021 | GT Open Monza | 54 | 992 GT3 Cup | Jan Lauryssen | Q1 by EMG Motorsport | DNF/14th |
| 26.9.2021 | SRO GT Sprint Valencia | 54 | 991 GT3 R II | de Leener / Engelhart | Dinamic Motorsport | 12th/5th |
| 26.9.2021 | GT Open Monza | 77 | 991 GT3 R II | Al Zubair / Soucek | Lechner Racing | 5th/2nd |
| 26.9.2021 | GT Open Monza | 100 | 991 GT3 Cup I | Dwernicki / Antoszewski | Bonaldi Motorsport | DNF/20th |
| 26.9.2021 | SRO GT Sprint Valencia | 222 | 991 GT3 R II | Apothéloz / Bachler | Team Allied-Racing | 11th/21st |
| 2.10.2021 | GT2 Euro Paul Ricard | 5 | 991 GT2 RS Clubsport II | Vergers / Rusteika | Speed Factory Racing | 10th/8th |
| 2.10.2021 | GT2 Euro Paul Ricard | 911 | 991 GT2 RS Clubsport II | Leonardo Gorini | LP Racing | 11th/2nd |