| 15.1.2023 | 24 h Dubai | 10 | 991 GT3 R II | Bamber / Grove / de Pasquale / Grove | Grove Racing | 4th |
| 15.1.2023 | 24 h Dubai | 32 | 991 GT3 R II | Groeneveld / van Kuijk / van Kuijk / Vermeulen | Team GP-Elite | 7th |
| 15.1.2023 | 24 h Dubai | 48 | 991 GT3 R II | Pronk / Kox / Retera / Kox / Boonen | Saalocin by Kox Racing | 21st |
| 15.1.2023 | 24 h Dubai | 91 | 991 GT3 R II | Bohn / Allemann / Renauer / Renauer | Herberth Motorsport | 2nd |
| 15.1.2023 | 24 h Dubai | 92 | 991 GT3 R II | Hart / Skeer / Adelson / Lucas | Herberth Motorsport | 6th |
| 15.1.2023 | 24 h Dubai | 227 | 718 Cayman GT4 Clubsport MR | Tagle / Krombach / Gregor / Grütter | Team Sorg Rennsport | 31st |
| 15.1.2023 | 24 h Dubai | 907 | 992 GT3 Cup | de Bernardinis / Genecand / Michel / Jaubert / Gerome | SebLajoux Racing by Duwo Racing | 32nd |
| 15.1.2023 | 24 h Dubai | 908 | 992 GT3 Cup | Rigaud / Lajoux / David / Jaubert / Pemeant | SebLajoux Racing by DUWO Racing | 20th |
| 15.1.2023 | 24 h Dubai | 909 | 992 GT3 Cup | Breukers / Breukers / Breukers / Danz | Red Camel-Jordans.nl | NC |
| 15.1.2023 | 24 h Dubai | 911 | 991 GT3 R II | Müller / Malykhin / Sturm / King | Pure Rxcing | 19th |
| 15.1.2023 | 24 h Dubai | 928 | 992 GT3 Cup | Bessem / Hilders / Herber / van der Aa | NKPP by HRT Performance | 18th |
| 15.1.2023 | 24 h Dubai | 929 | 992 GT3 Cup | Al Khelaifi / Al Ali / Abdulghani / Hanses | QMMF by HRT Thuraya Qatar | 17th |
| 15.1.2023 | 24 h Dubai | 930 | 992 GT3 Cup | Al Abbasi / Al Mannai / Al Jabri / Roos | QMMF by HRT Suhail Qatar | 42nd |
| 15.1.2023 | 24 h Dubai | 931 | 992 GT3 Cup | Harmsen / Leib / Pitamber / Gorski | HRT Performance | 29th |
| 15.1.2023 | 24 h Dubai | 932 | 992 GT3 Cup | Blanchemain / Leherpeur / Adler / Dacosta | HRT Performance | ?th |
| 15.1.2023 | 24 h Dubai | 955 | 992 GT3 Cup | Broggi / Nicolae / de Castro | Willi Motorsport by Ebimotors | 16th |
| 15.1.2023 | 24 h Dubai | 961 | 992 GT3 Cup | Hegglin / Klingelnberg / Langer / Fach / Zöchling | FACH AUTO TECH | 12th |
| 15.1.2023 | 24 h Dubai | 962 | 992 GT3 Cup | Schwarzer / Rindone / ten Voorde / Hoffsümmer / van Eijndhoven | FACH AUTO TECH | 11th |
| 15.1.2023 | 24 h Dubai | 977 | 992 GT3 Cup | Al Ameri / Ali Mazrouei / Alketbi / Almheiri / Al Zaabi | RABDAN Motorsport | 39th |
| 15.1.2023 | 24 h Dubai | 979 | 992 GT3 Cup | Balcaen / Palette / Wils / Mies | Speed Lover | 36th |
| 15.1.2023 | 24 h Dubai | 988 | 992 GT3 Cup | Gečiauskas / Rammo / Ambrazevicius / Lejonkrans | ALM Motorsport by MRS GT-Racing | ?th |
| 15.1.2023 | 24 h Dubai | 989 | 992 GT3 Cup | Verdonck / Artemyev / Vallina / Solukovtsev / Gillion | MRS GT-Racing | 22nd |
| 15.1.2023 | 24 h Dubai | 990 | 992 GT3 Cup | Herbst / Gülden / Hennerici / Pejascevich | MRS GT-Racing | 33rd |
| 15.1.2023 | 24 h Dubai | 995 | 992 GT3 Cup | Moutran / Moutran / Moutran / Keen | DUEL RACING BY TORO VERDE | 14th |
| 21.1.2023 | 6 h Abu Dhabi | 91 | 991 GT3 R II | Neuhofer / Neuhofer / Renauer / Renauer | Herberth Motorsport | 2nd |
| 21.1.2023 | 6 h Abu Dhabi | 721 | 991 GT3 Cup II | Monroy / Hillaby / Miritta | P21Motorsport | 13th |
| 21.1.2023 | 6 h Abu Dhabi | 763 | 991 GT3 Cup II | Tischner / Tischner / Kleen | Tischner Motorsport | 12th |
| 21.1.2023 | 6 h Abu Dhabi | 908 | 992 GT3 Cup | | SebLajoux Racing by DUWO Racing | DNA |
| 21.1.2023 | 6 h Abu Dhabi | 909 | 992 GT3 Cup | Breukers / Breukers / Breukers / Danz | Red Camel-Jordans.nl | 5th |
| 21.1.2023 | 6 h Abu Dhabi | 911 | 991 GT3 R II | Malykhin / Sturm / King | Pure Rxcing | 1st |
| 21.1.2023 | 6 h Abu Dhabi | 928 | 992 GT3 Cup | Rautiainen / Panu | HRT Performance | 6th |
| 21.1.2023 | 6 h Abu Dhabi | 929 | 992 GT3 Cup | Al Khelaifi / Al Ali / Abdulghani / Hanses | QMMF by HRT Thuraya Qatar | 19th |
| 21.1.2023 | 6 h Abu Dhabi | 930 | 992 GT3 Cup | Buri / Laaksonen | HRT Performance | 9th |
| 21.1.2023 | 6 h Abu Dhabi | 931 | 992 GT3 Cup | Leib / Pitamber | HRT Performance | 7th |
| 21.1.2023 | 6 h Abu Dhabi | 932 | 992 GT3 Cup | Buri / Laaksonen | HRT Performance | DNA |
| 21.1.2023 | 6 h Abu Dhabi | 955 | 992 GT3 Cup | Broggi / Nicolae / de Castro | Willi Motorsport by Ebimotors | 8th |
| 21.1.2023 | 6 h Abu Dhabi | 977 | 992 GT3 Cup | Al Ameri / Almheiri / Zöchling | RABDAN Motorsport | DNQ |
| 21.1.2023 | 6 h Abu Dhabi | 978 | 992 GT3 Cup | Meulders / Renmans | Speed Lover | DNA |
| 21.1.2023 | 6 h Abu Dhabi | 979 | 992 GT3 Cup | Gerome / Dons / Mouez | Speed Lover | DNF |
| 22.1.2023 | VP Challenge Daytona | 5 | 718 Cayman GT4 RS Clubsport | Angus Rogers | KMW Motorsports with TMR Engineering | 18th/16th |
| 22.1.2023 | Daytona Test | 6 | 963 | Jaminet / Tandy / Cameron | Porsche Penske Motorsports | 4th |
| 22.1.2023 | Daytona Test | 7 | 963 | Campbell / Nasr / Christensen | Porsche Penske Motorsports | 1st |
| 22.1.2023 | Daytona Test | 9 | 992 GT3 R I | Bachler / Pilet / Vanthoor | Pfaff Motorsports | 55th |
| 22.1.2023 | Daytona Test | 16 | 992 GT3 R I | Hardwick / Heylen / Robichon / Olsen | Wright Motorsports | 56th |
| 22.1.2023 | VP Challenge Daytona | 17 | 718 Cayman GT4 RS Clubsport | Will Wachs | BGB Motorsports | 22nd/18th |
| 22.1.2023 | VP Challenge Daytona | 27 | 718 Cayman GT4 RS Clubsport | Sebastian Carazo | Kellymoss with Riley | 23rd/9th |
| 22.1.2023 | Daytona Test | 53 | 992 GT3 R I | Kvamme / Estep / Magnussen / Hart | MDK Motorsports | 61st |
| 22.1.2023 | Daytona Test | 77 | 992 GT3 R I | Brynjolfsson / Hindman / Root / Estre | Wright Motorsports | 57th |
| 22.1.2023 | Daytona Test | 80 | 992 GT3 R I | Hyett / Priaulx / Jeannette / Tincknell | AO Racing | 58th |
| 22.1.2023 | Daytona Test | 91 | 992 GT3 R I | Metni / van Berlo / Evans / Andlauer | Kellymoss with Riley | 59th |
| 22.1.2023 | Daytona Test | 92 | 992 GT3 R I | Brule / Udell / Davis / Bleekemolen | Kellymoss with Riley | 60th |
| 22.1.2023 | VP Challenge Daytona | 93 | 718 Cayman GT4 RS Clubsport | Mark Siegel | CarBahn with Peregrine Racing | 17th/17th |
| 29.1.2023 | 24 h Daytona | 6 | 963 | Tandy / Jaminet / Cameron | Porsche Penske Motorsports | 42nd |
| 29.1.2023 | 24 h Daytona | 7 | 963 | Nasr / Campbell / Christensen | Porsche Penske Motorsports | 14th |
| 29.1.2023 | 24 h Daytona | 9 | 992 GT3 R I | Bachler / Vanthoor / Pilet | Pfaff Motorsports | 25th |
| 29.1.2023 | 24 h Daytona | 16 | 992 GT3 R I | Hardwick / Heylen / Olsen / Robichon | Wright Motorsports | 30th |
| 29.1.2023 | 24 h Daytona | 53 | 992 GT3 R I | Kvamme / Estep / Magnussen / Hart | MDK Motorsports | 34th |
| 29.1.2023 | 24 h Daytona | 77 | 992 GT3 R I | Brynjolfsson / Hindman / Estre / Root | Wright Motorsports | 33rd |
| 29.1.2023 | 24 h Daytona | 80 | 992 GT3 R I | Hyett / Priaulx / Tincknell / Jeannette | AO Racing | 40th |
| 29.1.2023 | 24 h Daytona | 91 | 992 GT3 R I | Metni / Andlauer / Evans / van Berlo | Kellymoss with Riley | 43rd |
| 29.1.2023 | 24 h Daytona | 92 | 992 GT3 R I | Brule / Udell / Bleekemolen / Davis | Kellymoss with Riley | 57th |
| 29.1.2023 | 24 h Daytona | | 963 | | Porsche Penske Motorsports | unused |
| 5.2.2023 | 12 h Bathurst | 4 | 991 GT3 R II | Grove / Grove / de Pasquale | Grove Racing | DNF |
| 5.2.2023 | 12 h Bathurst | 912 | 991 GT3 R II | Campbell / Jaminet / Preining | Manthey EMA | 2nd |
| 11.2.2023 | 4 h Dubai I | 20 | 992 GT3 R I | Leutwiler / Pedersen / Cairoli | Herberth Motorsport | 23rd |
| 11.2.2023 | 4 h Dubai I | 33 | 992 GT3 R I | Au / Renauer / Bachler | Herberth Motorsport | DNF |
| 11.2.2023 | 4 h Dubai I | 54 | 992 GT3 R I | Sager / Barker / Zöchling | Dinamic GT | DNQ |
| 11.2.2023 | 4 h Dubai I | 91 | 992 GT3 R I | Malykhin / Sturm / King | Herberth Motorsport | 20th |
| 11.2.2023 | 4 h Dubai I | 99 | 992 GT3 R I | Bohn / Jefferies / Renauer | Herberth Motorsport | 24th |
| 12.2.2023 | 4 h Dubai II | 20 | 992 GT3 R I | Leutwiler / Pedersen / Cairoli | Herberth Motorsport | 36th |
| 12.2.2023 | 4 h Dubai II | 33 | 992 GT3 R I | Au / Renauer / Bachler | Herberth Motorsport | 31st |
| 12.2.2023 | 4 h Dubai II | 54 | 992 GT3 R I | Sager / Barker / Zöchling | Dinamic GT | DNQ |
| 12.2.2023 | 4 h Dubai II | 91 | 992 GT3 R I | Malykhin / Sturm / King | Herberth Motorsport | 30th |
| 12.2.2023 | 4 h Dubai II | 99 | 992 GT3 R I | Bohn / Jefferies / Renauer | Herberth Motorsport | 27th |
| 16.2.2023 | Sebring February Test | 6 | 963 | Jaminet / Tandy / Cameron | Porsche Penske Motorsports | 2nd |
| 16.2.2023 | Sebring February Test | 7 | 963 | Campbell / Nasr / Christensen | Porsche Penske Motorsports | 5th |
| 16.2.2023 | Sebring February Test | 80 | 992 GT3 R I | Priaulx / Tincknell / Jeannette / Hyett | AO Racing | 25th |
| 16.2.2023 | Sebring February Test | 91 | 992 GT3 R I | van Berlo / Metni | Kellymoss with Riley | 23rd |
| 16.2.2023 | Sebring February Test | 92 | 992 GT3 R I | Udell / Brule | Kellymoss with Riley | 24th |
| 18.2.2023 | 4 h Yas Marina I | 20 | 992 GT3 R I | Leutwiler / Pedersen / Cairoli | Herberth Motorsport | 30th |
| 18.2.2023 | 4 h Yas Marina I | 33 | 992 GT3 R I | Au / Renauer / Bachler | Herberth Motorsport | 29th |
| 18.2.2023 | 4 h Yas Marina I | 91 | 992 GT3 R I | Malykhin / Sturm / King | Herberth Motorsport | 22nd |
| 18.2.2023 | 4 h Yas Marina I | 99 | 992 GT3 R I | Bohn / Jefferies / Renauer | Herberth Motorsport | DNF |
| 19.2.2023 | 4 h Yas Marina II | 20 | 992 GT3 R I | Leutwiler / Pedersen / Cairoli | Herberth Motorsport | 20th |
| 19.2.2023 | 4 h Yas Marina II | 33 | 992 GT3 R I | Au / Renauer / Bachler | Herberth Motorsport | 29th |
| 19.2.2023 | 4 h Yas Marina II | 91 | 992 GT3 R I | Malykhin / Sturm / King | Herberth Motorsport | 32nd |
| 19.2.2023 | 4 h Yas Marina II | 99 | 992 GT3 R I | Bohn / Jefferies / Renauer | Herberth Motorsport | 26th |
| 25.2.2023 | 9 h Kyalami | 4 | 991 GT3 R II | Grove / Grove / Bamber | Grove Racing | 6th |
| 4.3.2023 | GT America St. Petersburg | 043 | 991 GT3 R II | Alex Vogel | OnlyFans Racing with P1 Groupe by MRS | 16th/18th |
| 4.3.2023 | GT America St. Petersburg | 81 | 718 Cayman GT4 RS Clubsport | Thomas Collingwood | BGB Motorsports | DNS |
| 4.3.2023 | GT America St. Petersburg | 460 | 991 GT3 R II | Andy Wilzoch | Flying Lizard Motorsports | 7th/DNF |
| 8.3.2023 | SRO Test Paul Ricard | 24 | 992 GT3 R I | Fontana / Jacoma | Car Collection Motorsport | 20th |
| 8.3.2023 | SRO Test Paul Ricard | 44 | 992 GT3 R I | Palette / Mateu | CLRT | 47th |
| 8.3.2023 | SRO Test Paul Ricard | 54 | 992 GT3 R I | Pindari / Engelhart / Rappange | Dinamic GT Huber Racing | 31st |
| 8.3.2023 | SRO Test Paul Ricard | 55 | 992 GT3 R I | Sager / Nakken / Barker / Sathienthirakul | Dinamic GT Huber Racing | 36th |
| 8.3.2023 | SRO Test Paul Ricard | 62 | 992 GT3 R I | Jewiss / Meyrick / Pierce | Team Parker Racing | 41st |
| 8.3.2023 | SRO Test Paul Ricard | 92 | 992 GT3 R I | | Manthey-Racing | 22nd |
| 8.3.2023 | SRO Test Paul Ricard | 96 | 992 GT3 R I | Olsen / Preining / Heinrich | Rutronik Racing | 26th |
| 8.3.2023 | SRO Test Paul Ricard | 911 | 992 GT3 R I | Malykhin / Bachler / Sturm | Pure Rxcing/Herberth Motorsport | 38th |
| 12.3.2023 | VP Challenge Sebring | 93 | 718 Cayman GT4 RS Clubsport | Sameer Gandhi | CarBahn with Peregrine Racing | 29th/26th |