| 18.8.1968 | GP Brno | 73 | 356 C 1600 SC | Gajdoš / Čechmánek | ARC Brno | DNA |
| 18.8.1968 | GP Brno | 84 | 911 L | Kremer / Kelleners | Auto Kremer Racing Team | 1st |
| 18.8.1968 | GP Brno | 85 | 911 L | Pesch / Kremer | Auto Kremer Racing Team | 8th |
| 18.8.1968 | GP Brno | 86 | 911 L | Edouard Duvigneaud | Edouard Duvigneaud | 11th |
| 18.8.1968 | GP Brno | 88 | 911 | von Hohenzollern / Stenzel | Prinz F. v. Hohenzollern | 3rd |
| 18.8.1968 | GP Brno | 89 | 911 | Niki Lauda | Bosch Racing Team | DNA |
| 18.8.1968 | GP Brno | 90 | 911 | Pankl / Prinzhorn | P. Prinzhorn | 12th |
| 18.8.1968 | GP Brno | 91 | 911 | Brodner / Steinhaus | ASC 18 Wien | DNS |
| 18.8.1968 | GP Brno | 94 | 911 L | Neuhaus / Kelleners | Auto Kremer Racing Team | DNF |
| 18.8.1968 | DARM Wunstorf [GT+1.3] | | 911 S | Hans-Jürgen Kramer | | 5th |
| 18.8.1968 | DARM Wunstorf [GT+1.3] | | 911 S | Ernst Kraus | | 2nd |
| 18.8.1968 | Cadwell Park | | 906 | John Morris | Mefco Racing | ?th |
| 24.8.1968 | SCCA Regional Kent [CSR+DSR+CP+DP+BS+CS] | 10 | 911 | Milt Davis | | 1st |
| 24.8.1968 | Zandvoort [S/FL] | 21 | 356 B Super 90 | Jörgen Spat | Racing Team H.A.V. | 12th |
| 24.8.1968 | Zandvoort [S/FL] | 25 | 356 B Super 90 | Kees Kwinkelenberg | Racing Team H.A.V. | raced |
| 24.8.1968 | Zandvoort [S/FL] | 31 | 911 C | Carry Smit | Racing Team H.A.V. | 10th |
| 24.8.1968 | Zandvoort [S/FL] | 32 | 356 2000 GS Carrera | Arie Ruska | Arie Ruska | 4th |
| 24.8.1968 | SCCA Regional Kent [CSR+DSR+CP+DP+BS+CS] | 56 | 911 | Gary Wright | | 2nd |
| 24.8.1968 | SCCA Regional Kent [ASR+BSR+AP+BP+AS] | 57 | 906 | Monte Shelton | | 1st |
| 24.8.1968 | SCCA Regional Kent [CSR+DSR+CP+DP+BS+CS] | 67 | 911 | Don Zacharie | | 3rd |
| 25.8.1968 | SCCA National Blackhawk Farms | 1 | 906 | John Weinberger | | ?th |
| 25.8.1968 | 500 km Zeltweg | 1 | 908 Coupe | Jo Siffert | Porsche System Engineering Ltd. | 1st |
| 25.8.1968 | 500 km Zeltweg | 2 | 908 Coupe | Vic Elford | Porsche System Engineering Ltd. | 8th |
| 25.8.1968 | 500 km Zeltweg | 3 | 908 Coupe | Herrmann / Ahrens, Jr. | Porsche System Engineering Ltd. | 2nd |
| 25.8.1968 | 500 km Zeltweg | 4 | 908 Coupe | Neerpasch / Lins | Porsche System Engineering Ltd. | DNF |
| 25.8.1968 | SCCA National Kent [ASR+BSR+AP+BP+AS] | 4 | 906 | Lew Florence | | 4th |
| 25.8.1968 | Trans-Am Continental Divide | 7 | 911 | Tony Adamowicz | Milestone Racing | DNF |
| 25.8.1968 | SCCA National Kent [CSR+DSR+CP+DP+BS+CS] | 7 | 911 S | Todd Webb | | 6th |
| 25.8.1968 | 500 km Zeltweg | 9 | 910 | Steinemann / Spoerry | Hart Ski-Racing Team | 6th |
| 25.8.1968 | 500 km Zeltweg | 10 | 910 | Kauhsen / von Wendt | IGFA Racing Team | 5th |
| 25.8.1968 | SCCA National Kent [CSR+DSR+CP+DP+BS+CS] | 10 | 911 | Milt Davis | | 3rd |
| 25.8.1968 | 500 km Zeltweg | 11 | 910 | Bradley / Dean | Bill Bradley | DNF |
| 25.8.1968 | 500 km Zeltweg | 12 | 910 | Koch | Gerhard Koch | 7th |
| 25.8.1968 | Trans-Am Continental Divide | 14 | 911 | Bert Everett | Holbert's Garage, Inc. | 7th |
| 25.8.1968 | 500 km Zeltweg | 14 | 906 | Dechent / Jöst | Scuderia Lufthansa | 11th |
| 25.8.1968 | 500 km Zeltweg | 15 | 906 | Peter / Riedl | Peter Peter | 10th |
| 25.8.1968 | 500 km Zeltweg | 16 | 906 | Marko / Pankl | Bosch Racing Team | 9th |
| 25.8.1968 | GP Jyllandsringen | 17 | 911 T | Walter Lehmann | Hediri Racing Team | DNA |
| 25.8.1968 | Trans-Am Continental Divide | 21 | 911 | Pete Harrison | Holbert's Garage, Inc. | 5th |
| 25.8.1968 | Trans-Am Continental Divide | 22 | 911 | Bailey / Locke | B & B Motors, Ltd. | DNF |
| 25.8.1968 | GP Jyllandsringen | 24 | 906 | Richard Broström | | raced |
| 25.8.1968 | GP Jyllandsringen | 27 | 906 | Terry Hunter | | 2nd |
| 25.8.1968 | All Japan Suzuka | 36 | 906 | Mitsumasa Takano | | DNF |
| 25.8.1968 | SCCA National Kent [ASR+BSR+AP+BP+AS] | 44 | 718 RSK | Tony Campbell | | 14th |
| 25.8.1968 | SCCA National Kent [CSR+DSR+CP+DP+BS+CS] | 56 | 911 | Gary Wright | | 9th |
| 25.8.1968 | SCCA National Kent [ASR+BSR+AP+BP+AS] | 57 | 906 | Monte Shelton | | 1st |
| 25.8.1968 | SCCA National Kent [CSR+DSR+CP+DP+BS+CS] | 67 | 911 | Don Zacharie | | 5th |
| 25.8.1968 | ETCC Zandvoort [Div.3] | 83 | 911 | Toine Hezemans | SRT Holland | 1st |
| 25.8.1968 | ETCC Zandvoort [Div.3] | 84 | 911 | Anton Keizer | Autosportcenter Keizer | DNA |
| 25.8.1968 | ETCC Zandvoort [Div.3] | 86 | 911 | Ben Pon | Ben Pon | DNF |
| 25.8.1968 | ETCC Zandvoort [Div.3] | 88 | 911 L | Erwin Kremer | Auto Kremer Racing Team | 6th |
| 25.8.1968 | ETCC Zandvoort [Div.3] | 89 | 911 L | Franz Pesch | Auto Kremer Racing Team | 7th |
| 25.8.1968 | ETCC Zandvoort [Div.3] | 95 | 911 L | Helmut Kelleners | Helmut Kelleners | 2nd |
| 25.8.1968 | ETCC Zandvoort [Div.3] | 99 | 911 L | Edouard Duvigneaud | Edouard Duvigneaud | 8th |
| 25.8.1968 | Mainz-Finthen | | 911 | Bernd Schwebel | | ?th |
| 25.8.1968 | Trans-Am Continental Divide | | 911 | Fred Baker | | 4th |
| 25.8.1968 | Trans-Am Continental Divide | | 911 | Joe McClughan | | DNF |
| 25.8.1968 | Mainz-Finthen | | 910 | Georg Loos | | 2nd |
| 25.8.1968 | Mainz-Finthen | | 911 T | Walter Lehmann | | ?th |
| 25.8.1968 | Mainz-Finthen | | 911 | Thomas Teves | | ?th |
| 25.8.1968 | Mainz-Finthen | | 911 S | Hans-Dieter Weigel | | ?th |
| 25.8.1968 | Mainz-Finthen | | 911 | Wolfram Doll | | ?th |
| 1.9.1968 | SCCA Regional Santa Barbara [AP+BP+AS] | 11 | 904/6 | Milt Minter | Vasek Polak | 1st |
| 1.9.1968 | SCCA Regional Santa Barbara [CP+DP] | 11 | 911 | Milt Minter | Vasek Polak | DNA |
| 1.9.1968 | SCCA Regional Santa Barbara [ASR+BSR] | 14 | | Ed Wakeley | Dale Brent | DNA |
| 1.9.1968 | SCCA Regional Santa Barbara [AP+BP+AS] | 14 | 904 GTS | Charles Akly | Charles Akly | 2nd |
| 1.9.1968 | SCCA Regional Santa Barbara [ASR+BSR] | 33 | 906 | Scooter Patrick | Vasek Polak | DNA |
| 1.9.1968 | SCCA Regional Santa Barbara [CP+DP] | 51 | 911 S | Bruce Campbell | Bruce Campbell | DNA |
| 1.9.1968 | SCCA Regional Santa Barbara [ASR+BSR] | 61 | 906 | Milt Minter | Vasek Polak | DNA |
| 1.9.1968 | SCCA Regional Santa Barbara [AP+BP+AS] | 69 | 904 GTS | Don Pike | Otto Zipper | DNA |
| 1.9.1968 | 500 km Nürburgring | 81 | 912 | Curt E. Geibel | Curt E. Geibel | DNF |
| 1.9.1968 | SM Skarpnäck [GT2.0] | | 911 S | Kjell Ehrman | | 4th |
| 1.9.1968 | 6 h Surfers Paradise | | 911 S | Kahout / O'Sullivan / Sangster / Starcevich | F. Kahout | 4th |
| 1.9.1968 | SM Skarpnäck [GT2.0] | | 911 S | Lars Elgen | | 1st |
| 1.9.1968 | SM Skarpnäck [GT2.0] | | 911 S | Sten Frohde | | 2nd |
| 2.9.1968 | Guards Brands Hatch | 130 | 906 | William Bradley | Bill Bradley | 13th |
| 2.9.1968 | Guards Brands Hatch | 131 | 906 | Tony Dean | A. G. Dean (Racing) Ltd. | 4th |
| 2.9.1968 | Guards Brands Hatch | 132 | 906 | Richard Broström | Sportscars Unlimited | 18th |
| 2.9.1968 | Guards Brands Hatch | 133 | 906 | Terry Hunter | Michael de 'Udy | DNF |
| 2.9.1968 | Guards Brands Hatch | 134 | 906 | Eric Liddell | Opposite Lock Club | DNF |
| 2.9.1968 | Guards Brands Hatch | 135 | 906 | Peter Mould | Peter Mould | DNA |
| 8.9.1968 | SCCA National Portland [ASR+BSR+CSR] | 4 | 906 | Lew Florence | | DNF |
| 8.9.1968 | Alcaniz | 29 | 906 | Ben Heiderich | | 1st |
| 8.9.1968 | SCCA National Portland [ASR+BSR+CSR] | 33 | 906 | Scooter Patrick | | DNA |
| 8.9.1968 | SCCA National Portland [ASR+BSR+CSR] | 57 | 906 | Monte Shelton | | 3rd |
| 8.9.1968 | SCCA National Portland [ASR+BSR+CSR] | 69 | 910 H | Don Pike | | DNA |
| 8.9.1968 | Ulm-Laupheim [SRP] | 189 | 907 | Hans-Dieter Dechent | | DNS |
| 8.9.1968 | DARM Ulm-Laupheim [GT+1.6/TS+1.6] | | 911 S | Rolf Lieb | | ?th |
| 8.9.1968 | DARM Ulm-Laupheim [GT+1.6/TS+1.6] | | 911 S | Rolf Göring | | ?th |
| 8.9.1968 | DARM Ulm-Laupheim [GT+1.6/TS+1.6] | | 911 T | Ferfried von Hohenzollern | | 3rd |
| 8.9.1968 | Zolder | | 911 T | Helmut Kelleners | | 1st |
| 8.9.1968 | DARM Ulm-Laupheim [GT+1.6/TS+1.6] | | 911 T | Ernst Kraus | | 2nd |
| 8.9.1968 | DARM Ulm-Laupheim [GT+1.6/TS+1.6] | | 911 T | Heinz Lange | | DNF |
| 8.9.1968 | DARM Ulm-Laupheim [GT+1.6/TS+1.6] | | 911 S | Günther Bühl | | ?th |
| 8.9.1968 | Ulm-Laupheim [SRP] | | 906 | Reinhold Jöst | | DNS |
| 8.9.1968 | DARM Ulm-Laupheim [GT1.6/T1.6/TS1.6] | | 912 | Adolf Held | | ?th |
| 8.9.1968 | 3 h Jarama | | 906 | Richard Broström | | ?th |
| 8.9.1968 | DARM Ulm-Laupheim [GT+1.6/TS+1.6] | | 911 T/R | Ernst Seiler | | ?th |
| 8.9.1968 | Zolder | | 911 S | Hans-Dieter Weigel | | 2nd |
| 8.9.1968 | Zolder | | 911 S | Hans-Jürgen Kramer | | 3rd |