| 11.5.2013 | 4 h Laguna Seca | 99 | 997 GT3 Cup | Ballou / Wagner | Competiton Motorsports | 31st |
| 12.5.2013 | ADAC GT Spa | 4 | 997 GT3 R | Engelhart / Armindo | Team Geyer & Weining EDV Unternehmsberatung/Schütz Motorsport | 14th/8th |
| 12.5.2013 | ADAC GT Spa | 5 | 997 GT3 R | Nielsen / Simonsen | Farnbacher Racing | 22nd/13th |
| 12.5.2013 | GT Open Algarve | 5 | 997 GT3 RSR | Hamilton / Schirò | Drivex | DNS/7th |
| 12.5.2013 | ADAC GT Spa | 6 | 997 GT3 R | Frommenwiler / Farnbacher | Farnbacher Racing | 10th/DNF |
| 12.5.2013 | ADAC GT Spa | 7 | 997 GT3 R | Aeberhard / Pivoda | Farnbacher Racing | 19th/16th |
| 12.5.2013 | ADAC GT Spa | 8 | 997 GT3 R | Renauer / Ragginger | Tonino powered by Herberth Motorsport | 9th/5th |
| 12.5.2013 | ADAC GT Spa | 9 | 997 GT3 R | Bourdeaux / Renauer | Tonino powered by Herberth Motorsport | 18th/23rd |
| 12.5.2013 | ADAC GT Spa | 48 | 997 GT3 R | Putman / Espenlaub | Prospeed Competition | 23rd/21st |
| 12.5.2013 | GT Open Algarve | 57 | 997 GT3 R | Tutumlu / Deverikos | Autorlando Sport | 7th/8th |
| 12.5.2013 | GT Open Algarve | 69 | 997 GT3 R | Kogay / Seefried | Rinaldi Racing | DNF/DNS |
| 18.5.2013 | 3 h Imola | 67 | 997 GT3 RSR | Milesi / Long | IMSA Performance Matmut | 16th |
| 18.5.2013 | 3 h Imola | 75 | 997 GT3 RSR | Perrodo / Crubilé | Prospeed Competition | DNF |
| 18.5.2013 | 3 h Imola | 77 | 997 GT3 RSR | Ried / Ruberti / Roda | Proton Competition | 15th |
| 19.5.2013 | FFSA GT Imola | 1 | 997 GT3 R | Giauque / Perera | Pro GT by Almeras | DNF/17th |
| 19.5.2013 | FFSA GT Imola | 2 | 997 GT3 R | Dermont / Guibbert | Pro GT by Almeras | DNS/DNF |
| 19.5.2013 | FFSA GT Imola | 3 | 997 GT3 R | Morel / France | Pro GT by Almeras | 12th/DNF |
| 19.5.2013 | GTSprint Brno | 33 | 997 GT3 R | Glauco Solieri | Autorlando | 7th/1st |
| 19.5.2013 | GTSprint Brno | 51 | 997 GT3 Cup | Goldstein / de la Reina | Heaven Motorsport | 15th/14th |
| 19.5.2013 | GTSprint Brno | 81 | 997 GT3 Cup | Carboni / Cassarà | Petri Corse | DNA |
| 20.5.2013 | 24 h Nürburgring | 8 | 997 GT3 R | Westbrook / Collard / Stursberg / Riegel | Haribo Racing Team | 12th |
| 20.5.2013 | 24 h Nürburgring | 11 | 997 GT3 R | Abbelen / Schmitz / Huisman / Pilet | | 16th |
| 20.5.2013 | 24 h Nürburgring | 12 | 997 GT3 RSR | Weiss / Kainz / Jacobs / Krumbach | Wochenspiegel Team Manthey | 13th |
| 20.5.2013 | 24 h Nürburgring | 17 | 997 GT3 R | Keen / Nielsen / Pivoda / Frommenwiler | Farnbacher Racing | DNF |
| 20.5.2013 | 24 h Nürburgring | 18 | 997 GT3 RSR | Lieb / Dumas / Luhr / Bernhard | Manthey Racing | 7th |
| 20.5.2013 | 24 h Nürburgring | 27 | 997 GT3 Cup S | Mapelli / Paletto / Fecchio / Stubber | De Lorenzi Racing | 35th |
| 20.5.2013 | 24 h Nürburgring | 28 | 997 GT3 R | Klohs / Richter / Schlotter / Schelp | Manthey Racing | 62nd |
| 20.5.2013 | 24 h Nürburgring | 33 | 997 GT3 Cup | Sczepansky / Schlichenmeier / "Peter" / Ecke | | 33rd |
| 20.5.2013 | 24 h Nürburgring | 35 | 997 GT3 R | Hennerici / Brück / van Lagen / Seefried | Timbuli Racing | DNS |
| 20.5.2013 | 24 h Nürburgring | 36 | 997 GT3 KR | Kaufmann / Schornstein, Jr. / Posavac / Alzen | Kremer Racing | 36th |
| 20.5.2013 | 24 h Nürburgring | 38 | 997 GT3 | Bour / Bulte / Deblangey / Patrick | Kremer Racing | 55th |
| 20.5.2013 | 24 h Nürburgring | 39 | 997 GT3 Cup | Moore / Cameron / Bonk | | 24th |
| 20.5.2013 | 24 h Nürburgring | 40 | 997 GT3 R | Illbruck / Renauer / Bachler / Christensen | Pinta Team Manthey | DNF |
| 20.5.2013 | 24 h Nürburgring | 42 | 997 | Niall / Pilatti / Niall | Motorsport Services | 54th |
| 20.5.2013 | 24 h Nürburgring | 44 | 997 GT3 R | Henzler / Dumbreck / Ragginger / Asch | Falken Motorsports | 20th |
| 20.5.2013 | 24 h Nürburgring | 45 | 997 GT3 R | Kaffer / Seefried / Siedler / Hennerici | Timbuli Racing | DNF |
| 20.5.2013 | 24 h Nürburgring | 46 | 997 GT3 Cup | "Don Stephano" / Melnikov / Ziegler / Heimrich | | 43rd |
| 20.5.2013 | 24 h Nürburgring | 47 | 997 GT3 Cup | Schmidt / Siegler / Zöchling / Koch | | 22nd |
| 20.5.2013 | 24 h Nürburgring | 48 | 997 GT3 Cup | Reicher / Ancelet / Dupont / Giavedoni | Roadrunner Racing GmbH | 109th |
| 20.5.2013 | 24 h Nürburgring | 49 | 991 Carrera | Carlsson / Carlsson / Larsson / Lund | Porsche Center Väst | 60th |
| 20.5.2013 | 24 h Nürburgring | 50 | 997 GT3 R | Holzer / Tandy / Bergmeister / Lietz | Manthey Racing | 11th |
| 20.5.2013 | 24 h Nürburgring | 51 | 997 GT3 Cup | Negroni / Cremascoli / Colnago / Sapino | Rheydter Club f. Motorsport i. DMV | DNF |
| 20.5.2013 | 24 h Nürburgring | 52 | 997 GT3 Cup | Kirchhoff / Edelhoff / Grimm / Kemper | | DNF |
| 20.5.2013 | 24 h Nürburgring | 53 | 997 GT3 Cup | Destree / Jodexnis / Pauels / Althoff | | 38th |
| 20.5.2013 | 24 h Nürburgring | 54 | 997 GT3 Cup | Kaiser / "Willi" / von Rieff | Black Falcon Team TMD Friction | 31st |
| 20.5.2013 | 24 h Nürburgring | 55 | 997 GT3 Cup | Jahn / Jans / Plesse / Rosenberg | Black Falcon Team TMD Friction | 15th |
| 20.5.2013 | 24 h Nürburgring | 56 | 997 GT4 | Rebhan / Viebahn / Jacoma / Weber | | DNF |
| 20.5.2013 | 24 h Nürburgring | 75 | 997 GT3 | Baunach / Karlsson / Salewsky / Kalandrik | Kremer Racing | 74th |
| 20.5.2013 | 24 h Nürburgring | 77 | 997 GT3 Cup | Menten / Landmann / Van Campenhoudt / Forbes | Raceunion Teichmann Racing | 14th |
| 20.5.2013 | 24 h Nürburgring | 83 | Cayman S | Thorsen / Cox / "Bugs Bunny" / Kvitka | | 104th |
| 20.5.2013 | 24 h Nürburgring | 88 | 997 GT3 Cup | Schmidt / Menzel / Brinkmann / Farnbacher | Haribo Racing Team | DNF |
| 20.5.2013 | 24 h Nürburgring | 103 | 997 GT3 Cup | Schmersal / Metzger / "Tiger" / Kemper | | DNS |
| 20.5.2013 | 24 h Nürburgring | 171 | Cayman R | Riemer / Rink / Briody | Team Mathol Racing e.V. | DNF |
| 20.5.2013 | 24 h Nürburgring | 178 | Cayman R | Tobler / Nilsson / Michaelian / Schratz | Team Mathol Racing e.V. | 124th |
| 20.5.2013 | 24 h Nürburgring | 180 | Cayman R | Bermes / Schöning / Grassl / Patzelt | | 50th |
| 20.5.2013 | 24 h Nürburgring | 186 | Cayman | Krumbach / Bravetti / Reggiani / Riedl | | 71st |
| 26.5.2013 | Australian GT Phillip Island | 1 | 997 GT3 R | Klark Quinn | VIP Petfoods | 7th/3rd |
| 26.5.2013 | British GT Silverstone | 1 | 997 GT3 R | Al Harthy / Caine | Oman Air Motorbase | 8th |
| 26.5.2013 | Portuguese GT Estoril | 2 | 997 GT3 Cup | Cabral / Moleiro / Cabral | António Cabral | DNF |
| 26.5.2013 | Australian GT Phillip Island | 3 | 911 Carrera | George Foessel | Motor School | 15th/12th |
| 26.5.2013 | Australian GT Phillip Island | 4 | 996 GT3 Cup | Ben Foessel | Motor School | 12th/15th |
| 26.5.2013 | Portuguese GT Estoril | 4 | 997 GT3 R | Nogueira / Salvador | António Nogueira | 4th |
| 26.5.2013 | Australian GT Phillip Island | 25 | 997 GT3 Cup | Brendon Cook | Walz Group/Surelift Crane Hire | DNF/14th |
| 26.5.2013 | British GT Silverstone | 31 | 997 GT3 R | Ashburn / Tandy | Trackspeed | DNF |
| 26.5.2013 | British GT Silverstone | 32 | 997 GT3 R | Fisken / Westbrook | Trackspeed | DNF |
| 26.5.2013 | Portuguese GT Estoril | 32 | 997 GT3 Cup | Manahu / Castro | Gonçalo Manahu | DNF |
| 26.5.2013 | British GT Silverstone | 33 | 997 GT3 R | Minshaw / Keen | Trackspeed | DNF |
| 26.5.2013 | Portuguese GT Estoril | 33 | 997 GT3 Cup | Machado / Baptista / Dias | Joăo Baptista | 6th |
| 26.5.2013 | British GT Silverstone | 48 | 997 GT3 R | Putman / Espenlaub | Prospeed Competition | 9th |
| 26.5.2013 | British GT Silverstone | 408 | 997 GT4 Cup | Christodoulou / Viebahn | Pro Sport Performance / Joerg Viebahn | 23rd |
| 1.6.2013 | 2 h Detroit | 18 | 997 GT3 Cup | Drissi / von Moltke | Mühlner Motorsports America | 18th |
| 1.6.2013 | Britcar GT Rockingham | 24 | 997 GT3 Cup | Loggie / Jones | Team Parker | 2nd |
| 1.6.2013 | 2 h Detroit | 38 | Cayman GX | Pumpelly / Norman | BGB Motorsports | 20th |
| 1.6.2013 | 2 h Detroit | 44 | 997 GT3 Cup | Lally / Potter | Magnus Racing | 13th |
| 1.6.2013 | Britcar GT Rockingham | 46 | 997 GT3 RSR | Cook / Mott | Peter Cook | 4th |
| 1.6.2013 | 2 h Detroit | 73 | 997 GT3 Cup | Lindsey / Long | Park Place Motorsports | 15th |
| 2.6.2013 | GT Open Nürburgring | 5 | 997 GT3 RSR | Hamilton / Schirò | Drivex School | DNF/5th |
| 2.6.2013 | 3 h Silverstone | 8 | 997 GT3 R | Stursberg / Riegel / Westbrook | Haribo Racing Team | DNA |
| 2.6.2013 | 3 h Silverstone | 33 | 997 GT3 R | Armengol / Wintenberger / Blugeon | Pro GT by Almeras | 40th |
| 2.6.2013 | 3 h Silverstone | 34 | 997 GT3 R | Dermont / Perera | Pro GT by Almeras | DNF |
| 2.6.2013 | 3 h Silverstone | 48 | 997 GT3 R | | Prospeed Competition | DNA |
| 2.6.2013 | GT Open Nürburgring | 57 | 997 GT3 R | Tutumlu / Deverikos | Autorlando Sport | 16th/19th |
| 2.6.2013 | GT Open Nürburgring | 58 | 997 GT3 R | Di Guida / Bleekemolen | Autorlando Sport | 7th/13th |
| 2.6.2013 | 3 h Silverstone | 58 | 997 GT3 R | Desbruères / Kelders | Delahaye Racing / Royal Ecurie Ardennes | 39th |
| 2.6.2013 | 3 h Silverstone | 66 | 997 GT3 R | Al Harthy / Konôpka | ARC Bratislava | 25th |
| 2.6.2013 | GT Open Nürburgring | 69 | 997 GT3 R | Kogay / Seefried | Rinaldi Racing | 20th/12th |
| 2.6.2013 | 3 h Silverstone | 75 | 997 GT3 R | Maassen / Soulet / Hennerici | Prospeed Competition | 18th |
| 2.6.2013 | 3 h Silverstone | 83 | 997 GT3 R | Pla / Clement / Armindo | SMG Challenge | DNF |
| 2.6.2013 | 3 h Silverstone | 133 | 997 GT3 R | Jon Minshaw | Trackspeed | DNA |
| 9.6.2013 | FFSA GT Spa | 1 | 997 GT3 R | Giauque / Perera | Pro GT by Almeras | DNS/1st |
| 9.6.2013 | FFSA GT Spa | 2 | 997 GT3 R | Dermont / Guibbert | Pro GT by Almeras | DNS/13th |
| 9.6.2013 | FFSA GT Spa | 3 | 997 GT3 R | France / Morel | Pro GT by Almeras | DNS/18th |
| 9.6.2013 | ADAC GT Sachsenring | 4 | 997 GT3 R | Engelhart / Armindo | Team Geyer & Weining EDV Unternehmsberatung/Schütz Motorsport | 2nd/11th |
| 9.6.2013 | ADAC GT Sachsenring | 5 | 997 GT3 R | Nielsen / Seefried | Farnbacher Racing | 17th/DNF |
| 9.6.2013 | ADAC GT Sachsenring | 6 | 997 GT3 R | Frommenwiler / Farnbacher | Farnbacher Racing | 23rd/4th |
| 9.6.2013 | ADAC GT Sachsenring | 7 | 997 GT3 R | Aeberhard / Pivoda | Farnbacher Racing | DNF/DNF |
| 9.6.2013 | FFSA GT Spa | 29 | 997 GT3 R | Castelli / Trouillet | Graff Motorsport | 11th/17th |
| 9.6.2013 | FFSA GT Spa | 73 | 997 GT3 R | Buffin / Oudin | ASP Compétition | 16th/22nd |
| 9.6.2013 | FFSA GT Spa | 77 | 997 GT3 R | Bottemanne / Santamato | Ruffier Racing | DNA |
| 9.6.2013 | FFSA GT Spa | 99 | 997 GT3 R | Samon / Estre | Attempto Racing | DNF/15th |