| 2.5.2021 | GT America Austin | 32 | 991 GT3 R II | Kyle Washington | GMG Racing | 5th/6th |
| 2.5.2021 | GT America Austin | 45 | 991 GT3 R II | Charles Luck | Wright Motorsports | 7th/3rd |
| 2.5.2021 | GT America Austin | 54 | 718 Cayman GT4 Clubsport MR | Tim Pappas | Black Swan Racing | 12th/DNS |
| 2.5.2021 | GT America Austin | 120 | 718 Cayman GT4 Clubsport MR | Adam Adelson | Premier Racing | 13th/DNF |
| 2.5.2021 | Italian GT Monza | 223 | 718 Cayman GT4 Clubsport MR | Romani / Carboni | Autorlando Sport | 30th/31st |
| 2.5.2021 | Italian GT Monza | 251 | 718 Cayman GT4 Clubsport MR | di Giusto / Babini | Ebimotors | 23rd/25th |
| 2.5.2021 | Italian GT Monza | 252 | 718 Cayman GT4 Clubsport MR | de Castro / Arrigosi | Ebimotors | 24th/26th |
| 2.5.2021 | Italian GT Monza | 275 | 718 Cayman GT4 Clubsport MR | Cerati / Ghezzi | Autorlando Sport | 28th/30th |
| 2.5.2021 | Italian GT Monza | 322 | 991 GT3 Cup | Berton / Riva | Krypton Motorsport | DNS |
| 2.5.2021 | Italian GT Monza | 361 | 991 GT3 Cup | Alessandro Giardelli | Dinamic Motorsport | 11th/15th |
| 2.5.2021 | Italian GT Monza | 369 | 991 GT3 Cup | La Mazza / Nicolosi | Krypton Motorsport | 25th/24th |
| 2.5.2021 | Italian GT Monza | 381 | 991 GT3 Cup | Curti / Curti | Tsunami Racing | 29th/DNF |
| 2.5.2021 | GT America Austin | 460 | 991 GT3 R II | Andy Wilzoch | Flying Lizard Motorsports | 6th/5th |
| 2.5.2021 | GT America Austin | 619 | 718 Cayman GT4 Clubsport MR | Alain Stad | Stephen Cameron Racing | 19th/17th |
| 4.5.2021 | 500 km Fuji | 25 | 991 GT3 R | Matsui / Satou | Hoppy Team Tsuchiya | 25th |
| 9.5.2021 | Australian GT The Bend | 4 | 991 GT3 R II | Grove / Grove | Grove Group / Dasher + Fisher Gin | 12th/2nd |
| 9.5.2021 | FFSA GT4 Magny-Cours | 9 | 718 Cayman GT4 Clubsport MR | Casalonga / Cauvas | JSB Compétition | 24th/27th |
| 9.5.2021 | SRO GT Sprint Magny-Cours | 54 | 991 GT3 R II | de Leener / Engelhart | Dinamic Motorsport | 15th/20th |
| 15.5.2021 | GT2 Euro Hockenheim | 5 | 991 GT2 RS Clubsport II | Vergers / Rusteika | Speed Factory Racing | 4th/3rd |
| 16.5.2021 | ADAC GT4 Oschersleben | 1 | 718 Cayman GT4 Clubsport MR | Fetzer / Møller Madsen | Team Allied-Racing | 6th/5th |
| 16.5.2021 | ADAC GT Oschersleben | 7 | 991 GT3 R | Bachler / de Silvestro | Precote Herberth Motorsport | 21st/6th |
| 16.5.2021 | ADAC GT4 Oschersleben | 9 | 718 Cayman GT4 Clubsport MR | Bölting / Neumann | Overdrive Racing | 22nd/19th |
| 16.5.2021 | 2 h 40 min Mid-Ohio | 9 | 991 GT3 R | Robichon / Vanthoor | Pfaff Motorsports | 17th |
| 16.5.2021 | ADAC GT Oschersleben | 14 | 991 GT3 R | Hackländer / Wishofer | MRS GT-Racing | 19th/3rd |
| 16.5.2021 | 2 h 40 min Mid-Ohio | 16 | 991 GT3 R | Hardwick / Long | Wright Motorsports | 23rd |
| 16.5.2021 | ADAC GT4 Oschersleben | 19 | 718 Cayman GT4 Clubsport MR | O'Dey / Tauscher | Küs Team Bernhard | 4th/6th |
| 16.5.2021 | ADAC GT4 Oschersleben | 22 | 718 Cayman GT4 Clubsport MR | Wiskirchen / Hill | Team Allied-Racing | 10th/8th |
| 16.5.2021 | ADAC GT4 Oschersleben | 23 | 718 Cayman GT4 Clubsport MR | Bostandjiev / Lefterov | Overdrive Racing | 9th/10th |
| 16.5.2021 | GT Open Paul Ricard | 24 | 991 GT3 Cup II | Blazek / Lisowski | A&P Racing Team PTT Tech Support | ?th/17th |
| 16.5.2021 | GT Open Paul Ricard | 26 | 991 GT3 Cup II | Darmetko / Janosz | Q1 by EMG Motorsport | ?th/16th |
| 16.5.2021 | ADAC GT4 Oschersleben | 26 | 718 Cayman GT4 Clubsport MR | Kieffer / Kosch | Team Allied-Racing | 14th/DNF |
| 16.5.2021 | ADAC GT4 Oschersleben | 27 | 718 Cayman GT4 Clubsport MR | Grotstollen / Braun | Team Buchbinder Rent-A-Car | 12th/9th |
| 16.5.2021 | GT Open Paul Ricard | 27 | 991 GT3 Cup II | Mauro / Aristot | Three Sixty Racing Team | ?th/24th |
| 16.5.2021 | GT Open Paul Ricard | 28 | 991 GT3 Cup II | Zamparelli / Klingelnberg | E2P Racing | ?th/19th |
| 16.5.2021 | ADAC GT4 Oschersleben | 30 | 718 Cayman GT4 Clubsport MR | Kronberg / Zulauf | W&S Racing | 19th/18th |
| 16.5.2021 | GT Open Paul Ricard | 32 | 991 GT3 Cup II | Fernando Fortes | Three Sixty Racing Team | ?th/20th |
| 16.5.2021 | ADAC GT4 Oschersleben | 33 | 718 Cayman GT4 Clubsport MR | Schwerfeld / Sartingen | Black Falcon Team Textar | 16th/14th |
| 16.5.2021 | GT Open Paul Ricard | 44 | 991 GT3 Cup I | Pisani / Bozzoni | Eugenio Pisani | ?th/22nd |
| 16.5.2021 | ADAC GT Oschersleben | 74 | 991 GT3 R | Fittje / Pereira | Küs Team Bernhard | 12th/14th |
| 16.5.2021 | ADAC GT Oschersleben | 75 | 991 GT3 R | Engelhart / Preining | Küs Team Bernhard | 26th/8th |
| 16.5.2021 | GT Open Paul Ricard | 77 | 991 GT3 R II | Al Zubair / Soucek | Lechner Racing | 4th/3rd |
| 16.5.2021 | 4 h Red Bull Ring | 77 | 991 RSR II 19 | Ried / MacNeil / Campbell | Proton Competition | 33rd |
| 16.5.2021 | 2 h 40 min Mid-Ohio | 88 | 991 GT3 R | Ferriol / Legge | Team Hardpoint EBM | 22nd |
| 16.5.2021 | ADAC GT Oschersleben | 91 | 991 GT3 R | Jahn / Holzer | Team Joos Sportwagentechnik | 8th/10th |
| 16.5.2021 | ADAC GT Oschersleben | 92 | 991 GT3 R | Ammermüller / Jaminet | SSR Performance | 7th/1st |
| 16.5.2021 | 4 h Red Bull Ring | 93 | 991 RSR II 19 | Fassbender / Fernandez Laser / Lietz | Proton Competition | 31st |
| 16.5.2021 | ADAC GT Oschersleben | 99 | 991 GT3 R | Renauer / Müller | Precote Herberth Motorsport | 9th/9th |
| 16.5.2021 | GT Open Paul Ricard | 100 | 991 GT3 Cup II | Dwernicki / Antoszewski | Alda Motorsport | ?th/21st |
| 16.5.2021 | GT Open Paul Ricard | 190 | 991 GT3 Cup I | Navarrete / Navarrete, Jr. | Three Sixty Racing Team | ?th/23rd |
| 23.5.2021 | 12 h Hockenheim | 7 | 991 GT3 R II | Pampanini / Calamia / Amstutz | Dinamic Motorsport | DNA |
| 23.5.2021 | British GT Brands Hatch | 33 | 991 GT3 R | Jennings / Caton | G-Cat Racing | 9th |
| 23.5.2021 | British GT Brands Hatch | 66 | 991 GT3 R | Jones / Malvern | Team Parker Racing | 6th |
| 23.5.2021 | 12 h Hockenheim | 66 | 991 GT3 R II | Decurtins / Lauck / Basseng | Haegeli by T2 Racing | 1st |
| 23.5.2021 | 12 h Hockenheim | 719 | 991 GT3 Cup II MR | Scheerbarth / Goder / Oehme / Schlüter | 9und11 Racing | 12th |
| 23.5.2021 | 12 h Hockenheim | 909 | 991 GT3 Cup II | Mukovoz / Sidoruk / Peregudov | DUWO Racing | 10th |
| 23.5.2021 | 12 h Hockenheim | 920 | 991 GT3 Cup II | Kasper / Werner / Menotti / Calderari | Stadler Motorsport | 16th |
| 23.5.2021 | 12 h Hockenheim | 925 | 991 GT3 Cup II | van Berlo / van Berlo / van Haeren | Bas Koeten Racing | 8th |
| 23.5.2021 | 12 h Hockenheim | 955 | 991 GT3 Cup II | Broggi / Nicolae / de Castro | Willi Motorsport by Ebimotors | 11th |
| 23.5.2021 | 12 h Hockenheim | 978 | 991 GT3 Cup II | Olivier Dons | Speed Lover | DNA |
| 23.5.2021 | 12 h Hockenheim | 989 | 991 GT3 Cup II | Al Ameri / Gadetskii / Vermeulen | MRS GT-Racing | 26th |
| 23.5.2021 | 12 h Hockenheim | 991 | 991 GT3 Cup II | Hilders / Bessem / Barenbrug | NKPP Racing by Bas Koeten Racing | 9th |
| 23.5.2021 | 12 h Hockenheim | 999 | 992 GT3 Cup | Breukers / Breukers / Breukers | Red Camel-Jordans.nl | 23rd |
| 29.5.2021 | 1000 km Paul Ricard | 22 | 991 GT3 R II | Campbell / Bamber / Jaminet | GPX Martini Racing | 1st |
| 29.5.2021 | 1000 km Paul Ricard | 54 | 991 GT3 R II | Cairoli / Bachler / Engelhart | Dinamic Motorsport | 7th |
| 29.5.2021 | 1000 km Paul Ricard | 56 | 991 GT3 R II | Rizzoli / Pedersen / Dumas | Dinamic Motorsport | 12th |
| 29.5.2021 | 1000 km Paul Ricard | 222 | 991 GT3 R II | Kasperlik / Apothéloz / Schöll | Team Allied-Racing | 35th |
| 30.5.2021 | GT4 Euro Paul Ricard | 20 | 718 Cayman GT4 Clubsport MR | Dressler / Fetzer | Allied Racing | 24th/17th |
| 30.5.2021 | GT4 Euro Paul Ricard | 22 | 718 Cayman GT4 Clubsport MR | Sturm / Møller Madsen | Allied Racing | 6th/13th |
| 30.5.2021 | GT4 Euro Paul Ricard | 26 | 718 Cayman GT4 Clubsport MR | Hartvig / Camathias | Allied Racing | DNF/DNS |
| 30.5.2021 | GT4 Euro Paul Ricard | 718 | 718 Cayman GT4 Clubsport MR | Jacoma / Busnelli | Centri Porsche Ticino | 15th/16th |
| 30.5.2021 | GT4 Euro Paul Ricard | 911 | 718 Cayman GT4 Clubsport MR | de Kant / Spavone | Centri Porsche Ticino | 26th/32nd |
| 30.5.2021 | GT4 Euro Paul Ricard | 992 | 718 Cayman GT4 Clubsport MR | Pampanini / Stürzinger | Centri Porsche Ticino | 25th/30th |
| 5.6.2021 | LM Cup Paul Ricard | 2 | 991 GT3 R | Leutwiler / Henzler | Pzoberer Zürichsee by TFT | 19th |
| 5.6.2021 | LM Cup Paul Ricard | 91 | 991 GT3 R | Renauer / Bohn | Herberth Motorsport | 24th |
| 5.6.2021 | LM Cup Paul Ricard | 92 | 991 GT3 R | Renauer / Allemann | Herberth Motorsport | 15th |
| 6.6.2021 | 24 h Nürburgring | 3 | 991 GT3 R | Dumas / Andlauer / Müller / Vanthoor | Rutronik Racing | DNF |
| 6.6.2021 | 24 h Nürburgring | 18 | 991 GT3 R | Imperatori / Burdon / Liberati / Holzer | KCMG | 63rd |
| 6.6.2021 | 24 h Nürburgring | 23 | 991 GT3 R | Neuffer / Aust / Menzel / Seefried | Huber Motorsport | 8th |
| 6.6.2021 | 24 h Nürburgring | 30 | 991 GT3 R II | Jaminet / Tandy / Bamber / Campbell | Frikadelli Racing Team | DNF |
| 6.6.2021 | 24 h Nürburgring | 31 | 991 GT3 R II | Pilet / Makowiecki / Martin / Olsen | Frikadelli Racing Team | DNF |
| 6.6.2021 | 24 h Nürburgring | 58 | 997 GT3 Cup | Cameron / Bonk / Klasen | | 95th |
| 6.6.2021 | 24 h Nürburgring | 76 | 718 Cayman GT4 Clubsport MR | Jacoma / Calamia / Pampanini / Riemer | Schmickler Performance | 31st |
| 6.6.2021 | 4 h Paul Ricard | 77 | 991 RSR II 19 | Ried / MacNeil / Bruni | Proton Competition | 32nd |
| 6.6.2021 | 24 h Nürburgring | 87 | 718 Cayman GTS | Schaflitzl / Thriene / Branner | | DNF |
| 6.6.2021 | 4 h Paul Ricard | 93 | 991 RSR II 19 | Fassbender / Evans / Lietz | Proton Competition | 37th |
| 6.6.2021 | 24 h Nürburgring | 131 | Cayman S (Typ 981) | Rühl / Büllesbach / Heinrich / Zils | Adrenalin Motorsport Team Alzner Automotive | 62nd |
| 6.6.2021 | 24 h Nürburgring | 132 | Cayman S | Weber / Fielenbach / Kaufmann / Smyrlis | Team Mathol Racing e.V. | 56th |
| 6.6.2021 | 24 h Nürburgring | 133 | Cayman (Typ 981) | Lamadrid, Jr. / Lamadrid / Girardo / Abril | | 80th |
| 6.6.2021 | 24 h Nürburgring | 142 | Cayman | Gachot / Gachot / Ade / Schmit | MSC Adenau e.V. im ADAC | 99th |
| 6.6.2021 | 24 h Nürburgring | 301 | 718 Cayman GT4 Clubsport | Steuer / Deuster / Rosen / Hamprecht | EPS-RENNSPORT GmbH & Co. KG | 53rd |
| 6.6.2021 | 24 h Nürburgring | 302 | 718 Cayman GT4 Clubsport | Vöhringer / Schweikart / Blickle / Steinhaus | W&S Motorsport GmbH | 41st |
| 6.6.2021 | 24 h Nürburgring | 304 | Cayman GT4 | Höber / Fatemi / Cramer / Brunot | KKrämer Racing | 50th |
| 6.6.2021 | 24 h Nürburgring | 305 | 718 Cayman GT4 Clubsport | Grosse / Kronberg / Bünnagel | G-Tech Competition | 34th |
| 6.6.2021 | 24 h Nürburgring | 306 | Cayman GT4 Clubsport (Typ 981) | van Roon / Coronel / Kurz / Kroker | G-Tech Competition | DNF |
| 6.6.2021 | 24 h Nürburgring | 309 | 718 Cayman GT4 Clubsport | Jung / Sandberg / Rebhan / Hoppe | Mühlner Motorsport SRL | 35th |
| 6.6.2021 | 24 h Nürburgring | 310 | 718 Cayman GT4 Clubsport | Waldow / Patzelt / Setsaas / Vleugels | Mühlner Motorsport SRL | 38th |
| 6.6.2021 | 24 h Nürburgring | 320 | 991 GT3 Cup II | "Smudo" / Kiefer / Kauffman | Four Motors Bioconcept-Car | 42nd |
| 6.6.2021 | 24 h Nürburgring | 350 | 991 GT3 Cup MR | Nagelsdiek / Naumann / Rivas / von Danwitz | BLACK FALCON Team IDENTICA | DNF |
| 6.6.2021 | 24 h Nürburgring | 420 | 718 Cayman GT4 Clubsport | Beckwermert / Bollerslev / Herman / Vinke | Four Motors Bioconcept-Car | 44th |
| 6.6.2021 | 24 h Nürburgring | 911 | 991 GT3 R | Cairoli / Christensen / Estre | Manthey-Racing | 1st |