| 6.6.2021 | 24 h Nürburgring | 3 | 991 GT3 R | Dumas / Andlauer / Müller / Vanthoor | Rutronik Racing | DNF |
| 6.6.2021 | FFSA GT4 Albi | 9 | 718 Cayman GT4 Clubsport MR | Cauvas / Briché | JSB Compétition | 31st/26th |
| 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 | GT America Virginia | 32 | 991 GT3 R II | Kyle Washington | GMG Racing | 4th/15th |
| 6.6.2021 | 24 h Nürburgring | 33 | 991 GT3 R | Bachler / Werner / Preining / Arnold | Falken Motorsports | 9th |
| 6.6.2021 | 24 h Nürburgring | 44 | 991 GT3 R | Bachler / Ragginger / Müller / Picariello | Falken Motorsports | 4th |
| 6.6.2021 | GT America Virginia | 45 | 991 GT3 R II | Charles Luck | Wright Motorsports | 1st/2nd |
| 6.6.2021 | GT America Virginia | 54 | 718 Cayman GT4 Clubsport MR | Tim Pappas | Black Swan Racing | DNS/DNF |
| 6.6.2021 | 24 h Nürburgring | 58 | 997 GT3 Cup | Cameron / Bonk / Klasen | | 95th |
| 6.6.2021 | 24 h Nürburgring | 68 | 991 GT3 Cup | Krohn / Jönsson / Huisman / Farnbacher | RPM Racing | DNF |
| 6.6.2021 | 24 h Nürburgring | 69 | 991 GT3 Cup MR | Chrzanowski / Jodexnis / Scharmach / Koch | Clickversicherung TEAM | DNF |
| 6.6.2021 | 24 h Nürburgring | 76 | 718 Cayman GT4 Clubsport MR | Jacoma / Calamia / Pampanini / Riemer | Schmickler Performance | 31st |
| 6.6.2021 | 24 h Nürburgring | 78 | 718 Cayman GT4 Clubsport MR | Møller Madsen / Fetzer / Trefz / Sturm | | 28th |
| 6.6.2021 | 24 h Nürburgring | 80 | 991 GT3 Cup | Wehrmann / Berg / van Ramshorst / Mies | Huber Motorsport | 37th |
| 6.6.2021 | 24 h Nürburgring | 86 | 718 Cayman GTS | Pydys / Munhowen / Alain / Cate | | 57th |
| 6.6.2021 | 24 h Nürburgring | 87 | 718 Cayman GTS | Schaflitzl / Thriene / Branner | | DNF |
| 6.6.2021 | GT America Virginia | 120 | 718 Cayman GT4 Clubsport MR | Adam Adelson | Premier Racing | DNF/DNS |
| 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 | 141 | Cayman (Typ 981) | Korn / Korn / Korn / von Danwitz | Adrenalin Motorsport Team Alzner Automotive | DNF |
| 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 | 168 | 718 Cayman S | Weber / Schicht / Louisoder / Trinius | Team Mathol Racing e.V. | 82nd |
| 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 | 303 | Cayman GT4 | Krämer / Veremenko / Grassl / Brück | KKrämer Racing | 40th |
| 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 | 308 | 718 Cayman GT4 Clubsport | Akimenkov / "Iceman" / Selivanov / Wahl | Black Falcon Team TEXTAR | 46th |
| 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 | 311 | Cayman GT4 | Moetefindt / Otto / Wolter / Wüstenhagen | Fk Performance Gbr. | DNF |
| 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 | GT America Virginia | 619 | 718 Cayman GT4 Clubsport MR | Alain Stad | Stephen Cameron Racing | 14th/13th |
| 6.6.2021 | 24 h Nürburgring | 718 | 718 Cayman GTS | Zensen / Peitzmeier / Dannesberger / Küke | | 59th |
| 6.6.2021 | 24 h Nürburgring | 911 | 991 GT3 R | Cairoli / Christensen / Estre | Manthey-Racing | 1st |
| 12.6.2021 | 100 min Detroit | 88 | 991 GT3 R | Ferriol / Legge | Team Hardpoint EBM | 19th |
| 13.6.2021 | ADAC GT4 Red Bull Ring | 1 | 718 Cayman GT4 Clubsport MR | Fetzer / Møller Madsen | Team Allied-Racing | 3rd/3rd |
| 13.6.2021 | ADAC GT Red Bull Ring | 7 | 991 GT3 R | de Silvestro / Bachler | Precote Herberth Motorsport | 20th/DNF |
| 13.6.2021 | ADAC GT4 Red Bull Ring | 9 | 718 Cayman GT4 Clubsport MR | Bölting / Neumann | Overdrive Racing | 13th/12th |
| 13.6.2021 | ADAC GT Red Bull Ring | 14 | 991 GT3 R | Hackländer / Wishofer | MRS GT-Racing | 19th/DNF |
| 13.6.2021 | ADAC GT4 Red Bull Ring | 19 | 718 Cayman GT4 Clubsport MR | O'Dey / Tauscher | Küs Team Bernhard | 20th/DNF |
| 13.6.2021 | ADAC GT4 Red Bull Ring | 22 | 718 Cayman GT4 Clubsport MR | Hill / Wiskirchen | Team Allied-Racing | 7th/7th |
| 13.6.2021 | ADAC GT4 Red Bull Ring | 23 | 718 Cayman GT4 Clubsport MR | Bostandjiev / Lefterov | Overdrive Racing | 12th/10th |
| 13.6.2021 | ADAC GT4 Red Bull Ring | 26 | 718 Cayman GT4 Clubsport MR | Kieffer / Kosch | Team Allied-Racing | 15th/DNF |
| 13.6.2021 | ADAC GT4 Red Bull Ring | 27 | 718 Cayman GT4 Clubsport MR | Grotstollen / Braun | Team Buchbinder Rent-A-Car | 17th/20th |
| 13.6.2021 | ADAC GT4 Red Bull Ring | 30 | 718 Cayman GT4 Clubsport MR | Kronberg / Dienst | W&S Racing | 10th/9th |
| 13.6.2021 | ADAC GT4 Red Bull Ring | 33 | 718 Cayman GT4 Clubsport MR | Schwerfeld / Sartingen | Black Falcon Team Textar | DNF/17th |
| 13.6.2021 | 8 h Portimão | 46 | 991 RSR II 19 | Dennis Olsen | Team Project 1 | DNA |
| 13.6.2021 | 8 h Portimão | 56 | 991 RSR II 19 | Perfetti / Cairoli / Pera | Team Project 1 | 19th |
| 13.6.2021 | ADAC GT Red Bull Ring | 74 | 991 GT3 R | Fittje / Olsen | Küs Team Bernhard | DNF/DNF |
| 13.6.2021 | ADAC GT Red Bull Ring | 75 | 991 GT3 R | Preining / Engelhart | Küs Team Bernhard | 11th/17th |
| 13.6.2021 | 8 h Portimão | 77 | 991 RSR II 19 | Ried / Evans / Campbell | Dempsey-Proton Racing | DNF |
| 13.6.2021 | 8 h Portimão | 86 | 991 RSR II 19 | Wainwright / Barker / Gamble | GR Racing | 26th |
| 13.6.2021 | 8 h Portimão | 88 | 991 RSR II 19 | Bastien / Andlauer / Seefried | Dempsey-Proton Racing | 27th |
| 13.6.2021 | ADAC GT Red Bull Ring | 91 | 991 GT3 R | Jahn / Holzer | Team Joos Sportwagentechnik | 6th/9th |
| 13.6.2021 | 8 h Portimão | 91 | 991 RSR II 19 | Bruni / Lietz / Makowiecki | Porsche GT Team | 17th |
| 13.6.2021 | 8 h Portimão | 92 | 991 RSR II 19 | Estre / Jani / Christensen | Porsche GT Team | 16th |
| 13.6.2021 | ADAC GT Red Bull Ring | 92 | 991 GT3 R | Ammermüller / Jaminet | SSR Performance | 1st/6th |
| 13.6.2021 | ADAC GT Red Bull Ring | 99 | 991 GT3 R | Renauer / Müller | Precote Herberth Motorsport | 9th/DNF |
| 18.6.2021 | GT4 Scandinavia Fällfors | 21 | 718 Cayman GT4 Clubsport MR | Ward / Ricknäs | RMS | 1st/6th |
| 18.6.2021 | GT4 Scandinavia Fällfors | 78 | 718 Cayman GT4 Clubsport MR | Skoog / Lejonkrans | Race Team Gellerasen | 4th/5th |
| 20.6.2021 | GT4 Euro Zandvoort | 20 | 718 Cayman GT4 Clubsport MR | Dressler / Fetzer | Allied Racing | 19th/DNF |
| 20.6.2021 | DTM Trophy Monza | 21 | Cayman PRO4 | Adam Christodoulou | PROsport Racing | DNS |
| 20.6.2021 | GT4 Euro Zandvoort | 22 | 718 Cayman GT4 Clubsport MR | Sturm / Møller Madsen | Allied Racing | 3rd/12th |
| 20.6.2021 | GT Open Spa | 24 | 991 GT3 Cup II | Blazek / Lisowski | A&P Racing Team PTT Tech Support | 19th/14th |
| 20.6.2021 | GT Open Spa | 26 | 991 GT3 Cup II | Darmetko / Janosz | Q1 by EMG Motorsport | DNF/DNS |
| 20.6.2021 | GT4 Euro Zandvoort | 26 | 718 Cayman GT4 Clubsport MR | Hartvig / Camathias | Allied Racing | 31st/22nd |
| 20.6.2021 | GT Open Spa | 27 | 991 GT3 Cup II | Marcio Mauro | Three Sixty Racing Team | 20th/20th |
| 20.6.2021 | GT Open Spa | 32 | 991 GT3 Cup II | Fernando Fortes | Three Sixty Racing Team | 17th/17th |
| 20.6.2021 | GT Open Spa | 44 | 991 GT3 Cup I | Pisani / Bozzoni | Eugenio Pisani | 16th/19th |
| 20.6.2021 | GT Open Spa | 50 | 992 GT3 Cup | Teunkens / van Lagen | Q1 by EMG Motorsport | 13th/18th |
| 20.6.2021 | GT Open Spa | 53 | 992 GT3 Cup | Vandierendonck / Schouten | Q1 by EMG Motorsport | 15th/13th |
| 20.6.2021 | SRO GT Sprint Zandvoort | 54 | 991 GT3 R II | de Leener / Engelhart | Dinamic Motorsport | 12th/24th |
| 20.6.2021 | GT Open Spa | 54 | 992 GT3 Cup | Lauryssen / Schouten | Q1 by EMG Motorsport | 14th/12th |
| 20.6.2021 | GT Open Spa | 77 | 991 GT3 R II | Al Zubair / Soucek | Lechner Racing | 1st/3rd |
| 20.6.2021 | GT Open Spa | 100 | 991 GT3 Cup II | Dwernicki / Antoszewski | Alda Motorsport | 18th/16th |
| 20.6.2021 | GT4 Euro Zandvoort | 718 | 718 Cayman GT4 Clubsport MR | Jacoma / Busnelli | Centri Porsche Ticino | 12th/9th |
| 20.6.2021 | GT4 Euro Zandvoort | 911 | 718 Cayman GT4 Clubsport MR | de Kant / Spavone | Centri Porsche Ticino | 33rd/31st |
| 23.6.2021 | Spa Test | 3 | 991 GT3 R II | Olsen / Makowiecki / Pilet / Christensen / Andlauer / Preining | Frikadelli Racing Team | 35th |
| 23.6.2021 | Spa Test | 18 | 991 GT3 R II | Liberati / Imperatori / Burdon | KCMG | 3rd |
| 23.6.2021 | Spa Test | 21 | 991 GT3 R II | Estre / Lietz / Müller | Rutronik Racing | 17th |
| 23.6.2021 | Spa Test | 22 | 991 GT3 R II | | GPX Racing | 24th |
| 23.6.2021 | Spa Test | 23 | 991 GT3 R II | Leutwiler / Jacoma / Schell / Menzel | Huber Motorsport | 11th |
| 23.6.2021 | Spa Test | 47 | 991 GT3 R II | | KCMG | 30th |
| 23.6.2021 | Spa Test | 54 | 991 GT3 R II | | Dinamic Motorsport | 28th |
| 23.6.2021 | Spa Test | 56 | 991 GT3 R II | | Dinamic Motorsport | 54th |
| 23.6.2021 | Spa Test | 58 | 991 GT3 R II | | Dinamic Motorsport | 56th |
| 23.6.2021 | Spa Test | 61 | 991 GT3 R II | | EBM Giga Racing | 50th |
| 23.6.2021 | Spa Test | 166 | 991 GT3 R II | Haegeli / Decurtins / Basseng / Lauck | Hageli by T2 Racing | 34th |
| 23.6.2021 | Spa Test | 222 | 991 GT3 R II | | Team Allied-Racing | 58th |
| 23.6.2021 | Spa Test | 661 | 991 GT3 R II | | Team Parker | 53rd |
| 27.6.2021 | 6 h Watkins Glen | 9 | 991 GT3 R | Robichon / Vanthoor / Kern | Pfaff Motorsports | 26th |
| 27.6.2021 | 6 h Watkins Glen | 88 | 991 GT3 R | Ferriol / Legge / Davis | Team Hardpoint EBM | 29th |