| 31.1.1993 | 24 h Daytona | 01 | 964 Carrera 2 Cup | O'Steen / Schumacher / Rohr | Rohr Engineering | 57th |
| 31.1.1993 | 24 h Daytona | 6 | 962 C | Robinson / Haywood / Pescarolo / Sullivan | Joest Porsche | 41st |
| 31.1.1993 | 24 h Daytona | 16 | 962 C | Weaver / Dyson / Cobb / Forbes-Robinson | Dyson Racing | 5th |
| 31.1.1993 | 24 h Daytona | 27 | 964 Carrera 2 | Dören / Mathai / Mathai | Porsche Club Hildesheim | 13th |
| 31.1.1993 | 24 h Daytona | 28 | 964 Carrera 2 | Calderari / Pagotto / Angelastri / Meixner | Cigarette Racing | 11th |
| 31.1.1993 | 24 h Daytona | 41 | 964 Carrera 2 | Amthor / Marchini / de Craene / Fuchs | Bernt Motorsport | 14th |
| 31.1.1993 | 24 h Daytona | 48 | 964 Carrera 2 | Kuttner / Marshall / Scrogham / Biggs | Dave Maraj | 16th |
| 31.1.1993 | 24 h Daytona | 58 | 911 | Lazzaro / Toennis / Daniel / Tradd / Beard / Shalala | Pro-Technik Racing | 15th |
| 31.1.1993 | 24 h Daytona | 73 | 911 Carrera RSR | Hynes / Lewis / Cogbill | Jack Lewis Enterprises | 38th |
| 31.1.1993 | 24 h Daytona | 92 | 944 Turbo | Lewis / Heimrath, Jr. / Reisman / Miller / Reisman | Scott Clarke | 19th |
| 21.2.1993 | 1 h 45 min Miami | 7 | 962 C | Reuter / "Winter" | Joest Racing | 6th |
| 21.2.1993 | IMSA Supercar Miami | 15 | 944 Turbo | Lance Stewart | | 7th |
| 21.2.1993 | IMSA Supercar Miami | 16 | 944 Turbo | Leigh Miller | | 10th |
| 21.2.1993 | IMSA Supercar Miami | 37 | 944 Turbo | Jarett Freeman | | 13th |
| 21.2.1993 | IMSA Supercar Miami | 48 | 964 Carrera 2 | Mike Peters | | 11th |
| 21.2.1993 | IMSA Supercar Miami | 57 | 964 Turbo | Nick Ham | Kelly Moss Racing | 12th |
| 21.2.1993 | IMSA Supercar Miami | 58 | 911 Turbo | Hans-Joachim Stuck | | 14th |
| 21.2.1993 | IMSA Supercar Miami | 59 | 911 Turbo | Hurley Haywood | | 4th |
| 21.2.1993 | Miami [GT] | 85 | 911 | Tony Canahuate | | 16th |
| 20.3.1993 | 12 h Sebring | 01 | 964 Carrera 2 Cup | Rohr / O'Steen / Moskalik / White | Rohr Engineering | 19th |
| 20.3.1993 | 12 h Sebring | 7 | 962 C | Robinson / Reuter / "Winter" | Joest Porsche Racing | 29th |
| 20.3.1993 | 12 h Sebring | 7T | 962 C | "Winter" / Reuter | Joest Porsche Racing | T-car |
| 20.3.1993 | 12 h Sebring | 15 | 944 Turbo | Stewart / Hubbard / Wilson | Scott Clarke | 46th |
| 20.3.1993 | 12 h Sebring | 16 | 944 Turbo | Heimrath, Jr. / McKinnon / Rathbun / Hubbard | Scott Clarke | 42nd |
| 20.3.1993 | 12 h Sebring | 20 | 962 C | Adams / Cord | Hotchkis Racing | 12th |
| 20.3.1993 | 12 h Sebring | 26 | 911 | Hamlet / Ferran / Slater | Alex Job Racing | 18th |
| 20.3.1993 | 12 h Sebring | 28 | 964 Carrera 2 | Calderari / Pagotto / Meixner | Cigarette Racing | 17th |
| 20.3.1993 | 12 h Sebring | 37 | 944 Turbo | Jarett Freeman | Jarett Freeman | DNA |
| 20.3.1993 | 12 h Sebring | 41 | 964 Carrera 2 | Fuchs / de Craene | Bernt Motorsport | 47th |
| 20.3.1993 | 12 h Sebring | 45 | 944 Turbo | Scavone / Hayward / Martel | Antica AB | 31st |
| 20.3.1993 | 12 h Sebring | 48 | 964 Carrera 2 | Bell / Peters / Kuttner | Champion Porsche | 21st |
| 20.3.1993 | 12 h Sebring | 58 | 911 | Lader / Fogle / Catallo / Beard | ZZ Pro-Technik Racing | 32nd |
| 20.3.1993 | 12 h Sebring | 59 | 964 Turbo S LM | Röhrl / Stuck / Haywood | Brumos Porsche | 7th |
| 20.3.1993 | 12 h Sebring | 91 | 911 | Hicks / Butt / Zitza / Johnson | Team Casual Motorsport | 35th |
| 28.3.1993 | Italian GT Monza | 9 | 964 Turbo S | Giuseppe Schenetti | Giuseppe Schenetti | 8th |
| 28.3.1993 | Italian GT Monza | 21 | 911 Carrera RSR 3.8 | Anders Olofsson | Strandell | 9th |
| 28.3.1993 | Italian GT Monza | 24 | 964 Carrera RSR 3.8 | Alex Dazzan | A.D.R. Motorsport s.a.s. | 13th |
| 28.3.1993 | Italian GT Monza | 27? | 911 Carrera RSR | Angelo Zanetti | Angelo Zanetti | 14th |
| 28.3.1993 | Italian GT Monza | 64? | 944 Turbo S | Franco Buganè | Franco Bugané | 16th |
| 28.3.1993 | IMSA GT Fuji | 73 | 911 Carrera RSR | Jack Lewis | Jack Lewis Enterprises | DNF |
| 28.3.1993 | Italian GT Monza | | 911 Carrera Cup | Carlo Rebai | | 10th |
| 28.3.1993 | Italian GT Monza | | 911 Carrera RSR 3.8 | | Rennsport | DNF |
| 12.4.1993 | Italian GT Magione [I-II] | 21 | 911 Carrera RSR 3.8 | Anders Olofsson | Strandell | 7th |
| 12.4.1993 | Italian GT Magione [I-II] | 27? | 911 Carrera RSR | Angelo Zanetti | Angelo Zanetti | 10th |
| 12.4.1993 | Italian GT Magione [III-IV] | 64? | 944 Turbo S | Franco Buganè | Franco Bugané | 5th |
| 12.4.1993 | Italian GT Magione [I-II] | | 911 Carrera Cup | Paolo Pianezzola | | 9th |
| 12.4.1993 | Italian GT Magione [I-II] | | 911 Carrera Cup | Carlo Rebai | | DNF |
| 18.4.1993 | IMSA Supercar Atlanta | 01 | 964 Carrera 2 | Jochen Rohr | Rohr Corporation | 14th |
| 18.4.1993 | 1 h 45 min Atlanta | 6 | 962 C | Wollek / Meixner | Joest Racing | 3rd |
| 18.4.1993 | 1 h 45 min Atlanta | 7 | 962 C | Reuter / "Winter" | Joest Racing | 5th |
| 18.4.1993 | IMSA Supercar Atlanta | 16 | 944 Turbo | Leigh Miller | | 15th |
| 18.4.1993 | IMSA Supercar Atlanta | 37 | 944 Turbo | Jarett Freeman | | 17th |
| 18.4.1993 | IMSA Supercar Atlanta | 58 | 911 Turbo | Hans-Joachim Stuck | | 4th |
| 18.4.1993 | IMSA Supercar Atlanta | 59 | 911 Turbo | Hurley Haywood | | 3rd |
| 18.4.1993 | IMSA Supercar Atlanta | 93 | 911 | Nick Ham | Kelly Moss Racing | 16th |
| 18.4.1993 | IMSA Supercar Atlanta | 94 | 911 | "John Winter" | | 11th |
| 25.4.1993 | British GT Donington I | 55 | 935 K3 | John Greasley | G-Force Blue Coral Racing | 1st |
| 25.4.1993 | British GT Donington I | | 911 Turbo | Gavin Mortimer | | 5th |
| 25.4.1993 | British GT Donington I | | 944 | Bob Berridge | | raced |
| 25.4.1993 | British GT Donington I | | 911 Carrera | Nigel Barrett | | 4th |
| 25.4.1993 | British GT Donington I | | 911 Carrera | Hugh Price | | 6th |
| 25.4.1993 | British GT Donington I | | 935 | Ross Hyett | | 2nd |
| 25.4.1993 | British GT Donington I | | 934 | Jonathan Baker | Bestsport | 3rd |
| 9.5.1993 | ADAC GT Avus | 11 | 911 Carrera RS | Franz Konrad | Konrad Motorsport | DNF |
| 9.5.1993 | ADAC GT Avus | 14 | 964 Carrera RSR 3.8 | Jürgen von Gartzen | Porsche Zentrum Bielefeld | DNF |
| 9.5.1993 | ADAC GT Avus | 15 | 964 Carrera RSR 3.8 | Harald Grohs | Porsche Zentrum Bielefeld | DNF |
| 9.5.1993 | ADAC GT Avus | 19 | 964 Carrera RSR 3.8 | Wolfgang Land | Roock-Racing-Team | 14th |
| 9.5.1993 | ADAC GT Avus | 23 | 964 Carrera RSR 3.8 | Friedrich Leinemann | Obermaier Racing GmbH | 12th |
| 9.5.1993 | ADAC GT Avus | 24 | 964 Carrera RSR 3.8 | Fred Müther | Obermaier Racing GmbH | 11th |
| 9.5.1993 | ADAC GT Avus | 30 | 911 Carrera RS 3.8 | Peter Mamerow | Mamerow Automobiltechnik | 5th |
| 9.5.1993 | ADAC GT Avus | 33 | 964 Carrera RSR 3.8 | Ronny Meixner | Team Joest Porsche | 10th |
| 9.5.1993 | ADAC GT Avus | 34 | 968 Turbo RS | Manuel Reuter | Team Joest Porsche | 4th |
| 9.5.1993 | British GT Silverstone | 35 | 911 Carrera | Nigel Barrett | Exclusively Nine | ?th |
| 9.5.1993 | British GT Silverstone | 44 | 935 | Ross Hyett | G-Force Blue Coral Racing | DNF |
| 9.5.1993 | British GT Silverstone | 50 | 911 Turbo SE | Gavin Mortimer | Gavin Mortimer | raced |
| 9.5.1993 | British GT Silverstone | 55 | 935 K3 | John Greasley | G-Force Blue Coral Racing | 2nd |
| 9.5.1993 | British GT Silverstone | 60 | 911 Carrera RSR | Andrew McAlpine | | raced |
| 9.5.1993 | British GT Silverstone | 66 | 934 | Jonathan Baker | Bestsport | 4th |
| 9.5.1993 | British GT Silverstone | 77 | 935 | Steve O'Rourke | Steve O'Rourke | DNF |
| 16.5.1993 | Italian GT Vallelunga | 9? | 964 Turbo S | Giuseppe Schenetti | Giuseppe Schenetti | DNF |
| 16.5.1993 | Le Mans Test | 10 | 962 CK6 | Saldaña / Donovan / Lavaggi | Porsche Kremer Racing | 9th |
| 16.5.1993 | Le Mans Test | 17 | 962 C | Wollek / "Winter" / Jelinski | Joest Porsche Racing | 5th |
| 16.5.1993 | Le Mans Test | 18 | 962 C | Pescarolo / Wollek | Joest Porsche Racing | 7th |
| 16.5.1993 | Le Mans Test | 21 | 962 C | Altenbach / Oppermann | Obermaier Racing | 8th |
| 16.5.1993 | Italian GT Vallelunga | 22? | 964 Carrera RSR 3.8 | Bruno Rebai | Bruno Rebai | 8th |
| 16.5.1993 | Le Mans Test | 23 | 962 C | Sturm / Caradec / Beltoise | Team Guy Chotard | 16th |
| 16.5.1993 | Italian GT Vallelunga | 24? | 964 Carrera RSR 3.8 | Alex Dazzan | A.D.R. Motorsport s.a.s. | 14th |
| 16.5.1993 | Italian GT Vallelunga | 27? | 911 Carrera RSR | Angelo Zanetti | Angelo Zanetti | 17th |
| 16.5.1993 | Le Mans Test | 41 | 964 Carrera 2 | Grassi / Brambilla / Mastropietro | Obermaier Racing | 28th |
| 16.5.1993 | Le Mans Test | 46 | 964 Turbo S LM | Stuck / Robert | Le Mans Porsche Team | 11th |
| 16.5.1993 | Le Mans Test | 48 | 964 Carrera 2 | Gadal / Grohs / Pirnay | Team Paduwa | 24th |
| 16.5.1993 | Italian GT Vallelunga | 64? | 944 Turbo S | Franco Buganè | Franco Bugané | DNS |
| 16.5.1993 | Le Mans Test | 65 | 964 Carrera RSR 3.8 | Ebeling / Wlazik / Richter | Heico Dienstleistungen | 25th |
| 16.5.1993 | Le Mans Test | 66 | 911 Carrera RS | Gustl Spreng | Muhlbauer Motorsport | 27th |
| 16.5.1993 | Le Mans Test | 67 | 964 Carrera 2 | Dorr / Döbler / Ilien | Fa Derknum GmbH | 26th |
| 16.5.1993 | Le Mans Test | 76 | 964 Carrera 2 Cup | Lilian Bryner | Cartronic Motorsport | 23rd |
| 16.5.1993 | Le Mans Test | 77 | 964 Carrera RSR 3.8 | Haberthur / Haldi | Scuderia Chicco d'Oro | 20th |
| 16.5.1993 | Italian GT Vallelunga | | 911 Carrera Cup | Carlo Rebai | | 16th |
| 16.5.1993 | Italian GT Vallelunga | | 911 Carrera RSR 3.8 | Sandro Angelastri | | 7th |
| 16.5.1993 | Italian GT Vallelunga | | 911 Carrera Cup | Paolo Pianezzola | | 10th |