| 1.6.2003 | 24 h Nürburgring | 2 | 996 Turbo | Alzen / Klasen / Alzen / Bartels | H&R Spezialfedern | DNF |
| 1.6.2003 | 24 h Nürburgring | 3 | 996 | Hofbauer / Frank / Bagnall / Simon | Jürgen Alzen Motorsport | DNF |
| 1.6.2003 | 24 h Nürburgring | 4 | 996 | Schratz / Berg / Rice / Trenery | Steam-Racing | DNF |
| 1.6.2003 | 24 h Nürburgring | 12 | 996 Turbo | Luhr / Collard / Bernhard | Manthey-Racing | 3rd |
| 1.6.2003 | 24 h Nürburgring | 20 | 996 | Vaillant / Leutwiler / Kaufmann / Petersen | | 49th |
| 1.6.2003 | 24 h Nürburgring | 21 | 996 | Fischer / Beil / Pruski / Spadacini | | DNF |
| 1.6.2003 | 24 h Nürburgring | 22 | 996 | Kern / Lambrecht / Jacobs / Renger | Manthey-Racing GmbH | DNF |
| 1.6.2003 | 24 h Nürburgring | 23 | 996 | Price / Großmann / Vosse / Bennett | Recaro-Raeder-Motorsport | 120th |
| 1.6.2003 | 24 h Nürburgring | 25 | 996 | Sator / Dierlamm / Pillich / Leinen | Steam-Racing | DNF |
| 1.6.2003 | 24 h Nürburgring | 27 | 996 | Scharmach / Grohs / Fischer / Reissert | PZ Essen Grohs Motorsport | 4th |
| 1.6.2003 | 24 h Nürburgring | 29 | 996 | Rieviére / Bourcier / van de Vyver / Le Roch | | DNF |
| 1.6.2003 | 24 h Nürburgring | 30 | 964 | "Segolen" / Tremblay / Rumpler / Bernard | Segolen At Banking Competition | 62nd |
| 1.6.2003 | 24 h Nürburgring | 32 | 996 | Komatsu / Ooi / Koyama / Taniguchi | | 109th |
| 1.6.2003 | 24 h Nürburgring | 36 | 996 | Destree / Jodexnis / Berlandy / Messer | | DNF |
| 1.6.2003 | 24 h Nürburgring | 37 | 993 Carrera RSR | Paczynski / Haid / Bermes / Koll | Rheydter Club für Motorsport | 12th |
| 1.6.2003 | 24 h Nürburgring | 39 | 996 GT3 Cup | Schneider / Distler / Weiland / Althoff | Scuderia Offenbach e.V. im ADAC | DNF |
| 8.6.2003 | FFSA GT Pau | 1 | 996 Bi-Turbo | Soulan / Moullin-Traffort | Nourry Compétition | 26th |
| 8.6.2003 | Belcar Spa SER | 1 | 996 Bi-Turbo | Longin / Bouvy | GLPK Racing | DNF |
| 8.6.2003 | FFSA GT Pau | 2 | 993 GT2 | Dedours / Sourd | Alméras Freres Martinet | 8th |
| 8.6.2003 | Belcar Spa SER | 3 | 996 Bi-Turbo | Wauters / Wauters | AD Sport | 31st |
| 8.6.2003 | FFSA GT Pau | 5 | 993 GT2 | Chateau / Makowiecki | Château Sport | 9th |
| 8.6.2003 | Italian GT Monza | 5 | 993 GT2 | Sabatini / Spinelli | Autorlando Sport | 7th/DNF |
| 8.6.2003 | Belcar Spa SER | 6 | 996 Bi-Turbo | Meulders / Geboers / Mollekens | Sport Promoteam Racing | 6th |
| 8.6.2003 | Belcar Spa SER | 7 | 996 Bi-Turbo | Vancraeynest / Janssen / Daelemans | Ham Car Tuning | DNF |
| 8.6.2003 | FFSA GT Pau | 8 | 993 GT2 | Cazenave / Porta | Nourry Compétition | 24th |
| 8.6.2003 | Belcar Spa SER | 8 | 993 Bi-Turbo | van Dyck / Raus / Raus | Ham Car Tuning | 25th |
| 8.6.2003 | Italian GT Monza | 9 | 993 GT2 | Gravino / Padovani | Marrocco | 6th/9th |
| 8.6.2003 | 400 km Fontana | 9 | 911 GT1 | Gunnar Jeannette | Gunnar Racing | DNA |
| 8.6.2003 | Belcar Spa SER | 12 | 996 Bi-Turbo | Vetters / Leerdam / Corbisier | H&M Racing | 12th |
| 8.6.2003 | FFSA GT Pau | 14 | 993 GT2 | | | DNA |
| 8.6.2003 | Belcar Spa SER | 14 | 996 Bi-Turbo | Van Sande / Palttala | RTM Racing | 9th |
| 8.6.2003 | 400 km Fontana | 18 | 996 GT3 Cup | Levitas | TPC Racing | 18th |
| 8.6.2003 | FFSA GT Pau | 18 | 993 GT2 | Thévenot / Mezzanotti | Red Racing | 14th |
| 8.6.2003 | FFSA GT Pau | 19 | 996 Bi-Turbo | Tillie / Cabanne | Banking | 19th |
| 8.6.2003 | FFSA GT Pau | 20 | 996 Bi-Turbo | Bera / Palttala | PSI | DNA |
| 8.6.2003 | Belcar Spa SER | 20 | 996 Bi-Turbo | Vanierschot / Menten / Verbergt | AD Sport | DNF |
| 8.6.2003 | 400 km Fontana | 25 | 996 GT3-RS | Rosser / Pobst | Rosser Racing | 7th |
| 8.6.2003 | FFSA GT Pau | 25 | 996 GT3-RS | Ruffier / Miloé | Ruffier Racing | 11th |
| 8.6.2003 | Belcar Spa SER | 26 | 996 Bi-Turbo | Cook / Pelle | Peter Cook Racing | DNA |
| 8.6.2003 | FFSA GT Pau | 26 | 996 GT3-RS | Miloé / Hugot | Ruffier Racing | 21st |
| 8.6.2003 | FFSA GT Pau | 29 | 996 GT3-RS | Bornhauser / Thévenin | V B M | 25th |
| 8.6.2003 | FFSA GT Pau | 30 | 996 GT3-RS | Brocard / Desbruères | Kalliste | 20th |
| 8.6.2003 | Belcar Spa SER | 31 | 996 GT3-RS | Penders / Goossens | RTM Racing | 3rd |
| 8.6.2003 | Belcar Spa SER | 32 | 996 GT3-R | Lamot / Couwberghs | RTM Racing | 4th |
| 8.6.2003 | Belcar Spa SER | 33 | 996 GT3 Cup | Schreurs / Lambrecht | GLPK Racing | DNF |
| 8.6.2003 | Belcar Spa SER | 34 | 996 GT3-RS | Menten / Verbergt | AD Sport | DNA |
| 8.6.2003 | FFSA GT Pau | 35 | 996 GT3-RS | Lasserre / Bochet | D D O | 16th |
| 8.6.2003 | Belcar Spa SER | 35 | 996 GT3 Cup | Geerinckx / Thiron / Geerinckx | AD Sport | 29th |
| 8.6.2003 | Belcar Spa SER | 36 | 996 GT3-RS | Thiers / Thiers / Thiers | Russell Racing | 7th |
| 8.6.2003 | FFSA GT Pau | 36 | 996 GT3-RS | Marques / Roux | Scorp Motorsport | 17th |
| 8.6.2003 | Belcar Spa SER | 37 | 996 GT3-R | Verrycken / Van Rossem | Markant Racing | DNA |
| 8.6.2003 | Belcar Spa SER | 38 | 996 GT3 Cup | Van Rossem / De Laet | Markant Racing | DNF |
| 8.6.2003 | Belcar Spa SER | 40 | 996 GT3-RS | Lefort / Lambert | Ice Pol Racing Team | DNS |
| 8.6.2003 | 400 km Fontana | 40 | 996 | Nonnamaker / Nonnamaker | Planet Earth Motorsports | 11th |
| 8.6.2003 | 400 km Fontana | 41 | 996 | Nonnamaker / Nonnamaker | Planet Earth Motorsports | 15th |
| 8.6.2003 | 400 km Fontana | 42 | 996 GT3-RS | | Orbit Racing | DNA |
| 8.6.2003 | Belcar Spa SER | 42 | 996 GT3 Cup | Vanmoerkerke / Dentant | JMT Racing | 10th |
| 8.6.2003 | Belcar Spa SER | 45 | 993 GT2 | Ceusters / Metior | Sport Promoteam Racing | 33rd |
| 8.6.2003 | Belcar Spa SER | 46 | 993 | Verhoeven / Döring | Speedlover | 16th |
| 8.6.2003 | Belcar Spa SER | 47 | 993 | de Gastines / Nelissen-Grade | RTM Racing | 18th |
| 8.6.2003 | Belcar Spa SER | 48 | 996 GT3-RS | Benedetti / Vial Mario / Viable | Tirelli Racing | 24th |
| 8.6.2003 | Italian GT Monza | 53 | 996 GT3-RS | Wolff / Valli | Autorlando Sport | 20th/6th |
| 8.6.2003 | Italian GT Monza | 54 | 996 GT3-RS | Meddi / Popolizio | Autorlando Sport | 17th/12th |
| 8.6.2003 | Italian GT Monza | 55 | 996 GT3-RS | Bianchini / Medici | Newman Motorsport | 11th/11th |
| 8.6.2003 | Italian GT Monza | 56 | 996 GT3-RS | Drudi / Gabellini | Newman Motorsport | 4th/10th |
| 8.6.2003 | Italian GT Monza | 61 | 996 GT3-R | Severino / Jacoma | Ebimotors | 10th/8th |
| 8.6.2003 | Italian GT Monza | 62 | 996 GT3-RS | Riccitelli / Pigoli | Ebimotors | 8th/4th |
| 8.6.2003 | 400 km Fontana | 64 | 996 GT3 Cup | Escalette / Stanton | Glenn Yee Motorsports | DNA |
| 8.6.2003 | Italian GT Monza | 64 | 996 GT3-R | Facchetti / Tenchini | Mac Racing | 9th/17th |
| 8.6.2003 | Italian GT Monza | 66 | 996 GT3 | Spagnoli / Merzario | Marrocco | 18th/DNF |
| 8.6.2003 | 400 km Fontana | 66 | 996 GT3-RS | Buckler / Schrom | The Racer's Group | DNA |
| 8.6.2003 | 400 km Fontana | 67 | 996 GT3-RS | Lacey / Julien | The Racer's Group | DNA |
| 8.6.2003 | 400 km Fontana | 72 | 996 GT3 Cup | Jack Lewis | Jack Lewis Enterprises | DNA |
| 8.6.2003 | 400 km Fontana | 83 | 996 GT3-RS | Murry / van Overbeek | Rennwerks Motorsports | 10th |
| 8.6.2003 | 400 km Fontana | 84 | 996 GT3-RS | Hupfer / Mortimer | Acme Motorsport | DNA |
| 8.6.2003 | 400 km Fontana | 84 | 996 GT3 Cup | Merzon / Murry | Case-It Racing | DNS |
| 8.6.2003 | 400 km Fontana | 85 | 996 GT3-R | Neiman / Pechnik | Rennwerks Motorsports | DNS |
| 8.6.2003 | 400 km Fontana | 89 | 996 GT3-RS | Bader / Negri | Inline Cunningham Racing | 8th |
| 8.6.2003 | 400 km Fontana | 98 | 996 GT3-RS | Schumacher / Snow | Schumacher Racing | DNA |
| 8.6.2003 | 400 km Fontana | 99 | 996 GT3-RS | Nelson / Greenberg | NETTTS Racing | DNA |
| 9.6.2003 | SM GTR Gellerasen | 1 | 996 GT3-RS | Nyström / Gustavsson | Podium Racing | 2nd/2nd |
| 9.6.2003 | SM GTR Gellerasen | 2 | 996 GT3-RS | Anders Hammer | Podium Racing | 8th/DNF |
| 9.6.2003 | SM GTR Gellerasen | 5 | 993 GT3 | Claés Lund | Lund Motorsport | DNF/4th |
| 9.6.2003 | SM GTR Gellerasen | 6 | 996 GT3-RS | Bernard Löhr | Team Löhr Racing | 5th/DNF |
| 9.6.2003 | SM GTR Gellerasen | 23 | Boxster 986 | Tolli / Nystedt | JTI Motorsport | DNF/DNS |
| 9.6.2003 | SM GTR Gellerasen | 33 | 993 Carrera RSR | Anders Roos | Anders Roos | 7th/5th |
| 9.6.2003 | FFSA GT Pau [Coupe] | 66 | 996 GT3 Cup | Pereira / Hauchard | Ruffier Racing | 12th |
| 9.6.2003 | FFSA GT Pau [Coupe] | 67 | 996 GT3 Cup | Terny / Oudin | Ruffier Racing | 14th |
| 9.6.2003 | FFSA GT Pau [Coupe] | 68 | 996 GT3 Cup | Médici / Baudiniére | Ruffier Racing | 11th |
| 9.6.2003 | FFSA GT Pau [Coupe] | 69 | 996 GT3 Cup | Mouez / Prunet | D D O | 6th |
| 9.6.2003 | FFSA GT Pau [Coupe] | 70 | 996 GT3 Cup | Alexandre Yvon | | DNA |
| 9.6.2003 | FFSA GT Pau [Coupe] | 71 | 996 GT3 Cup | Martinet / Lacroix | Alméras Freres Martinet | 21st |
| 9.6.2003 | FFSA GT Pau [Coupe] | 80 | 996 GT3 Cup | Lelièvre / Polette | Kalliste - VCA | 15th |
| 9.6.2003 | FFSA GT Pau [Coupe] | 81 | 996 GT3 Cup | Pla / Médard | Primosport | 1st |
| 9.6.2003 | FFSA GT Pau [Coupe] | 83 | 996 GT3 Cup | Johais / Rabineau | Nourry Compétition | 8th |
| 9.6.2003 | FFSA GT Pau [Coupe] | 85 | 996 GT3 Cup | Stépec / Balandras | Paris Londres | 20th |
| 9.6.2003 | FFSA GT Pau [Coupe] | 86 | 996 GT3 Cup | Roussaud / David | IMSA - Challenge 86 | 5th |
| 9.6.2003 | FFSA GT Pau [Coupe] | 87 | 996 GT3 Cup | Michel / Bachelier | IMSA - Twin Com | 10th |
| 9.6.2003 | FFSA GT Pau [Coupe] | 94 | 996 GT3 Cup | Rumpler / Peyroles | S P I D / RMS | 3rd |
| 9.6.2003 | FFSA GT Pau [Coupe] | 95 | 996 GT3 Cup | Laurin / Clairay | S P I D / RMS | 16th |