| 21.4.1968 | SCCA National Virginia [ASR+BSR+CSR] | 4 | 911 R | Jim McDaniel | Jim McDaniel | DNA |
| 21.4.1968 | SCCA National Virginia [AP+BP+CP+AS+BS] | 12 | 911 | Jim Netterstrom | Donald Blatchley | DNA |
| 25.4.1968 | 1000 km Monza | 3 | 907 LH | Stommelen / Neerpasch | Porsche System Engineering | 2nd |
| 25.4.1968 | 1000 km Monza | 4 | 908 Coupe | Siffert / Herrmann | Porsche System Engineering | 19th |
| 25.4.1968 | 1000 km Monza | 5 | 908 Coupe | Scarfiotti / Mitter | Porsche System Engineering | 11th |
| 25.4.1968 | 1000 km Monza | 9 | 910 | Wicky / Hanrioud | Wicky Racing Team | 6th |
| 25.4.1968 | 1000 km Monza | 10 | 910 | Vögele / Moser | Charles Vögele | DNA |
| 25.4.1968 | 1000 km Monza | 11 | 910 | Dechent / Huhn | Scuderia Lufthansa | DNA |
| 25.4.1968 | 1000 km Monza | 12 | 910 | "Gano" / Benelli | Alberto Luti | DNA |
| 25.4.1968 | 1000 km Monza | 14 | 910 | Nicodemi / Facetti | Piccionaia | 5th |
| 25.4.1968 | 1000 km Monza | 15 | 910 | Pon / van Lennep | Ben Pon | DNF |
| 25.4.1968 | 1000 km Monza | 16 | 910 | Elford / Bradley | William Bradley Racing Team | 9th |
| 25.4.1968 | 1000 km Monza | 18 | 910 | Foitek / Lins | Valvoline Switzerland | DNA |
| 25.4.1968 | 1000 km Monza | 19 | 910 | Koch / Lins | Gerhard Koch | 4th |
| 25.4.1968 | 1000 km Monza | 20 | 907 | Spoerry / Steinemann | Squadra Tartaruga/Hart Ski Racing Team | DNS |
| 25.4.1968 | 1000 km Monza | 51 | 906 | Widdows / Hart | Mike De Udy | DNA |
| 25.4.1968 | 1000 km Monza | 52 | 906 | von Wendt / Kauhsen | IGFA | 16th |
| 25.4.1968 | 1000 km Monza | 53 | 906 | "Nicor" / Conte | "Nicor" | DNA |
| 25.4.1968 | 1000 km Monza | 54 | 906 | Troberg / Johansson | Ulf Norinder | DNA |
| 25.4.1968 | 1000 km Monza | 55 | 906 | Ostini / Starrabba | Scuderia Brescia Corse | 21st |
| 25.4.1968 | 1000 km Monza | 56 | 906 | Tschiemer / Dubler | Jürg Dubler Racing Org. | DNA |
| 25.4.1968 | 1000 km Monza | 57 | 906 | Delmar-Morgan / Walton | Jeremy Delmar-Morgan | DNA |
| 25.4.1968 | 1000 km Monza | 63 | 911 T/R | Greger / Huth | Sepp Greger | DNF |
| 25.4.1968 | 1000 km Monza | 64 | 911 T | Killy / Guichet | Porsche System Engineering | 10th |
| 25.4.1968 | 1000 km Monza | 65 | 911 T | Bonomelli / Zadra | Ennio Bonomelli | DNF |
| 25.4.1968 | 1000 km Monza | 67 | 911 S | Rey / Garant | Scuderia Filipinetti | 12th |
| 25.4.1968 | 1000 km Monza | 68 | 911 T | Glemser / Kelleners | IGFA | 8th |
| 25.4.1968 | 1000 km Monza | 71 | 911 S | Giroldi / Moretti | Vitale Giroldi | DNA |
| 25.4.1968 | 1000 km Monza | 72 | 911 T | Meier / Haldi | Wicky Racing Team | 13th |
| 25.4.1968 | 1000 km Monza | 73 | 911 T | von Hohenzollern / Stenzel | Ferfried von Hohenzollern | DNF |
| 27.4.1968 | Silverstone International | 17 | 906 | Jeremy Delmar-Morgan | J. Delmar-Morgan | 10th |
| 27.4.1968 | Silverstone International | 18 | 906 | Tony Dean | A. G. Dean (Racing) Ltd. | 5th |
| 27.4.1968 | Silverstone International | 19 | 906 | William Bradley | W. Bradley | 7th |
| 27.4.1968 | Silverstone International | 20 | 906 | John Morris | Mefco Racing | 9th |
| 27.4.1968 | Silverstone International | 21 | 906 | Jeff Edmonds | J. Edmonds | DNF |
| 27.4.1968 | Dobratsch Damm | | 906 | Rudi Lins | | 1st |
| 28.4.1968 | SM Knutstorp [GT2.0] | 1 | 911 S | Lars Elgen | | 3rd |
| 28.4.1968 | SCCA Regional Riverside [BP+CP+BS] | 1 | 911 S | Alan Johnson | | DNA |
| 28.4.1968 | SM Knutstorp [GT2.0] | 2 | 911 T | Ingemar Burström | | DNA |
| 28.4.1968 | SCCA National Portland | 4 | 906 | Lew Florence | | raced |
| 28.4.1968 | SM Knutstorp [GT2.0] | 8 | 911 S | Sten Frohde | Malvac Racing | 5th |
| 28.4.1968 | SCCA Regional Riverside [BP+CP+BS] | 9 | | Milt Minter | | DNA |
| 28.4.1968 | SCCA Regional Riverside [ASR+BSR+AP+AS] | 11 | | Dave Jordan | | DNA |
| 28.4.1968 | SCCA Regional Riverside [BP+CP+BS] | 11 | | Dave Jordan | | DNA |
| 28.4.1968 | SM Knutstorp [GT2.0] | 11 | 911 S | Karl-Gunnar Sandberg | | raced |
| 28.4.1968 | SCCA Regional Riverside [BP+CP+BS] | 14 | | Ed Wakeley | | DNA |
| 28.4.1968 | SM Knutstorp [GT2.0] | 20 | 911 S | Ulf Norinder | | 4th |
| 28.4.1968 | SM Knutstorp [GT2.0] | 22 | 911 S | Anders Josephson | Team Tyger | 1st |
| 28.4.1968 | SM Knutstorp [GT2.0] | 23 | 911 T | Sten Axelsson | Sten Axelsson Road Racing | DNA |
| 28.4.1968 | SCCA Regional Riverside [ASR+BSR+AP+AS] | 24 | 904 GTS | Charles Akly | | DNA |
| 28.4.1968 | SCCA Regional Riverside [ASR+BSR+AP+AS] | 33 | 906 | Scooter Patrick | | DNA |
| 28.4.1968 | USRRC Riverside | 33 | 906 | Scooter Patrick | | 11th |
| 28.4.1968 | SCCA Regional Riverside [BP+CP+BS] | 55 | | Sarah Gregory | | DNA |
| 28.4.1968 | USRRC Riverside | 60 | 910 H | Don Wester | Otto Zipper | 8th |
| 28.4.1968 | USRRC Riverside | 61 | 906 | Milt Minter | | DNF |
| 28.4.1968 | SCCA Regional Riverside [BP+CP+BS] | 69 | | Don Pike | | DNA |
| 28.4.1968 | SCCA Regional Riverside [BP+CP+BS] | 81 | | Jim Weickgenant | | DNA |
| 28.4.1968 | SCCA Regional Riverside [ASR+BSR+AP+AS] | 94 | 904 GTS | Dick Guldstrand | | DNA |
| 28.4.1968 | DARM Norisring [GT+1.3] | 176 | 356 B Super 90 | Charles Richard Bilger | | ?th |
| 28.4.1968 | DARM Norisring [GT+1.3] | 180 | 911 S | Ernst Kraus | | 3rd |
| 28.4.1968 | DARM Norisring [GT+1.3] | 181 | 911 S | Hans-Dieter Weigel | | 1st |
| 28.4.1968 | DARM Norisring [GT+1.3] | 182 | 911 S | Bernd Stelzig | | DNF |
| 28.4.1968 | DARM Norisring [GT+1.3] | 183 | 911 S | Hubertus von der Borch | | ?th |
| 28.4.1968 | DARM Norisring [GT+1.3] | 184 | 911 S | Hermann Neureuther | | DNF |
| 28.4.1968 | Coupes de Vitesse | | 911 R | Robert Buchet | | 3rd |
| 28.4.1968 | Coupes de Vitesse | | 911 T/R | Claude Ballot-Léna | | 4th |
| 28.4.1968 | Coupes de Vitesse | | 911 | Jean-Claude Parot | | 6th |
| 1.5.1968 | Magny-Cours [GT] | | 911 | "Christophe" | | 2nd |
| 1.5.1968 | Magny-Cours | | 904 GTS | Jacky Dechaumel | | 2nd |
| 1.5.1968 | Magny-Cours [GT] | | 911 | J.-M. Sochat | | 6th |
| 1.5.1968 | Magny-Cours | | 911 | Jean-Claude Parot | | 3rd |
| 3.5.1968 | GP Japan | 28 | 910 | Tetsu Ikuzawa | Taki Racing Team | 2nd |
| 3.5.1968 | GP Japan | 29 | 906 | Hiroshi Katahira | Taki Racing Team | 7th |
| 4.5.1968 | SCCA Regional Newport | 7 | Special | Jim Helton | | DNA |
| 4.5.1968 | SCCA Regional Newport | 10 | 911 | Milt Davis | | DNA |
| 4.5.1968 | SCCA Regional Newport | 14 | 906 | Lew Florence | | DNA |
| 4.5.1968 | SCCA Regional Newport | 57 | 906 | Monte Shelton | | DNA |
| 4.5.1968 | SCCA Regional Newport | 79 | 911 S | Todd Webb | | DNA |
| 4.5.1968 | BARC Castle Combe [SpS2.0] | 110 | 911 S | Dickie Stoop | Dickie Stoop | raced |
| 5.5.1968 | SM Velodromloppet [GT2.0] | 2 | 911 T | Sten Axelsson | Axelsson Road Racing | DNA |
| 5.5.1968 | SM Velodromloppet [GT2.0] | 4 | | Lars Elgen | | DNA |
| 5.5.1968 | SM Velodromloppet [GT2.0] | 5 | 911 S | Ingemar Burström | | 4th |
| 5.5.1968 | SM Velodromloppet [GT2.0] | 6 | 911 S | Sten Frohde | Malvac Racing | 6th |
| 5.5.1968 | SCCA National Newport | 7 | Special | Jim Helton | | DNA |
| 5.5.1968 | SM Velodromloppet [SP] | 9 | 906 | Anders Josephson | Team Tyger Tyger Tyger | 5th |
| 5.5.1968 | SCCA National Newport | 10 | 911 | Milt Davis | | DNA |
| 5.5.1968 | SCCA National Newport | 14 | 906 | Lew Florence | | DNA |
| 5.5.1968 | SM Velodromloppet [GT2.0] | 21 | 911 S | Anders Josephson | Team Tyger | 1st |
| 5.5.1968 | SM Velodromloppet [GT2.0] | 22 | 911 S | Ulf Norinder | Sportscars Unlimitied Switzerland | 2nd |
| 5.5.1968 | SM Velodromloppet [SP] | 22 | 904 GTS | Gustaf Dieden | | 4th |
| 5.5.1968 | SCCA National Newport | 57 | 906 | Monte Shelton | | DNA |
| 5.5.1968 | SCCA National Newport | 79 | 911 S | Todd Webb | | DNA |
| 5.5.1968 | Dijon [GT] | 100 | 911 | Sidney Charpilloz | | 5th |
| 5.5.1968 | Dijon [GT] | | 911 | Jean Sage | | 2nd |
| 5.5.1968 | DARM Faßberg | | 911 S | Hans-Jürgen Rossoll | | ?th |
| 5.5.1968 | Dijon [GT] | | 911 | J.-M. Sochat | | 6th |
| 5.5.1968 | DARM Faßberg | | 911 S | Hans-Dieter Weigel | | 2nd |
| 5.5.1968 | DARM Faßberg | | 911 T | Eberhard Mahle | | 1st |
| 5.5.1968 | Dijon [GT] | | 911 | Fritz Leinenweber | | 1st |
| 5.5.1968 | DARM Faßberg | | 911 S | Hubertus von der Borch | | 3rd |