| 21.6.1964 | SCCA National Road America [DP+EP] | 4 | 356 Super | Gerry Mason | | 6th |
| 21.6.1964 | GP Mugello | 8 | 904 GTS | Paolo Colombo | | DNA |
| 21.6.1964 | GP Mugello | 9 | 904 GTS | Gianni Bulgari | | 1st |
| 21.6.1964 | SCCA National Road America [CM+DM+EM+FM] | 10 | Special | John Crum | | 9th |
| 21.6.1964 | SCCA National Road America [CM+DM+EM+FM] | 11 | 718 RS 60 | Jerry Nelson | NoDak Racing Team | 8th |
| 21.6.1964 | GP Mugello | 14 | 356 B Carrera Abarth GTL | "Mann" | | DNA |
| 21.6.1964 | SCCA National Road America [DP+EP] | 18 | 356 1600 | Ron Rogginger | | 11th |
| 21.6.1964 | 24 h Le Mans | 28 | 904/8 | | | DNA |
| 21.6.1964 | 24 h Le Mans | 30 | 904/8 | Davis / Mitter | Porsche System Engineering | DNF |
| 21.6.1964 | 24 h Le Mans | 31 | 904 GTS | Koch / Schiller | Porsche System Engineering | 10th |
| 21.6.1964 | 24 h Le Mans | 32 | 904 GTS | "Franc" / Kerguen | "Franc" | 12th |
| 21.6.1964 | 24 h Le Mans | 33 | 904 GTS | | Scuderia Filipinetti | DNA |
| 21.6.1964 | 24 h Le Mans | 34 | 904 GTS | Buchet / Ligier | Auguste Veuillet | 7th |
| 21.6.1964 | SCCA National Road America [AP+BP+CP] | 34 | 904 GTS | Bob Hagestad | | 3rd |
| 21.6.1964 | 24 h Le Mans | 36 | 904 GTS | de Cortanze / Mosnier | Jean-Claude Mosnier | DNS |
| 21.6.1964 | SCCA National Road America [DP+EP] | 43 | 356 Speedster | Jon Doi | | DNF |
| 21.6.1964 | SCCA National Road America [FP+GP+HP] | 63 | 356 Coupé | Evan Morell | | 18th |
| 21.6.1964 | SCCA National Road America [AP+BP+CP] | 77 | 356 Carrera | Bruce Jennings | | 9th |
| 21.6.1964 | SCCA National Road America [DP+EP] | 82 | 356 1600 | Mark Wells | | 17th |
| 21.6.1964 | 24 h Le Mans | | 904 GTS | Whitmore / Dibley / Casner | Stirling Moss Auto Racing Team (SMART) | DNA |
| 21.6.1964 | SCCA Regional Thompson [EP] | | 356 | Andrew Steele | | 1st |
| 27.6.1964 | SCCA Regional Watkins Glen [CP+DP+EP] | 1 | 356 1600 Super | Frank Wildman | | 10th |
| 27.6.1964 | SCCA Regional Watkins Glen [CP+DP+EP] | 11 | 356 | Joe Hurley | Joseph W. Hurley | 6th |
| 27.6.1964 | SCCA Regional Watkins Glen [CP+DP+EP] | 19 | 356 | Harry Wardlow | Harry W. Wardlow | 7th |
| 27.6.1964 | SCCA Regional Watkins Glen [CP+DP+EP] | 24 | 356 B Speedster | John Hettrick | John L. Hettrick | 17th |
| 27.6.1964 | SCCA Regional Watkins Glen [CP+DP+EP] | 71 | 356 | Ronald Palm | Ronald B. Palm | 13th |
| 27.6.1964 | SCCA Regional Watkins Glen [CP+DP+EP] | 74 | 356 | Curtis Erwin | R. Curtis Erwin | 11th |
| 27.6.1964 | SCCA Regional Watkins Glen [CP+DP+EP] | 94 | 356 A Speedster | George Voigt | George B. Voigt, M.D. | DNA |
| 27.6.1964 | Preliminary Waterford [other] | | 356 | Erhard Dahm | | ?th |
| 28.6.1964 | GP Watkins Glen | 11 | RS | Uwe Buehl | Uwe M. Buehl | 16th |
| 28.6.1964 | USRRC-GT Watkins Glen | 28 | | Ron Grable | | DNF |
| 28.6.1964 | USRRC-GT Watkins Glen | 34 | 356 B 1600 GS Carrera | John Kelly | John Luke Kelly | 9th |
| 28.6.1964 | GP Watkins Glen | 57 | 718 RS 61 | Charles Kurtz | Chas. T. Kurtz, III | 10th |
| 28.6.1964 | USRRC-GT Watkins Glen | 58 | 356 B Super 90 | Jacques Duval | Jacques Duval | 14th |
| 28.6.1964 | USRRC-GT Watkins Glen | 68 | 904 GTS | Jack Ryan | John E. Ryan | DNA |
| 28.6.1964 | USRRC-GT Watkins Glen | 77 | 356 B 1600 GS Carrera | Bruce Jennings | Bruce R. Jennings | 8th |
| 28.6.1964 | SCCA Regional Osceola [Main] | | 904 GTS | David Lane | | 3rd |
| 28.6.1964 | DARM GT Avus | | 356 C 1600 SC | Lutz Otto | | ?th |
| 28.6.1964 | DARM GT Avus | | 356 Carrera | Rolf Götz | | DNF |
| 28.6.1964 | SCCA Regional Osceola [Main] | | 356 | Harro Zitza | | ?th |
| 28.6.1964 | SCCA Divisional Salt Lake [DP+EP+FP] | | 356 | Alan Johnson | | 2nd |
| 28.6.1964 | SCCA Divisional Salt Lake [DP+EP+FP] | | 356 | Dennis Harrison | | 4th |
| 28.6.1964 | SCCA Divisional Salt Lake [CM+DM+EM+FM+GM] | | 718 RS 61 | Laurie Leva | | 2nd |
| 28.6.1964 | SCCA Divisional Salt Lake [CM+DM+EM+FM+GM] | | 550 | Ed Krull | | ?th |
| 28.6.1964 | DARM GT Avus | | 356 Carrera | Peter Liersch | | ?th |
| 28.6.1964 | DARM GT Avus | | 356 Carrera | Hans Werle | | ?th |
| 28.6.1964 | SCCA Divisional Lynndale Farms [CM+DM+EM+FM+GM] | | Special | John Crum | | 9th |
| 28.6.1964 | DARM GT Avus | | 356 C 1600 SC | Karl-Heinz Herbst | | ?th |
| 28.6.1964 | DARM GT Avus | | 356 Carrera | Jürgen Dietrich | | ?th |
| 28.6.1964 | DARM GT Avus | | 904 GTS | Gerhard Osterfeld | | ?th |
| 28.6.1964 | DARM GT Avus | | 904 GTS | Günther Selbach | | ?th |
| 28.6.1964 | DARM GT Avus | | 356 Carrera | Manfred Abels | | ?th |
| 28.6.1964 | DARM GT Avus | | 904 GTS | Hasse Radefalk | | ?th |
| 28.6.1964 | SCCA Divisional Lynndale Farms [DP+EP] | | 356 B | Jerry Frydenlund | | 5th |
| 28.6.1964 | SCCA Divisional Lynndale Farms [DP+EP] | | 356 Super Speedster | Bill Romig | | 3rd |
| 28.6.1964 | DARM GT Avus | | | D. Kieffer | | DNF |
| 28.6.1964 | DARM GT Avus | | 904 GTS | "Remordu" | | DNF |
| 28.6.1964 | ICNSCC Westwood [GT+Sedan] | | 356 B Super 90 | Gary Wright | | 2nd |
| 28.6.1964 | SCCA Divisional Lynndale Farms [DP+EP] | | 356 | Don McIntosh | | 4th |
| 3.7.1964 | Preliminary Aspen [Main] | | 356 | Laurie Leva | | 3rd |
| 4.7.1964 | Martini Trophy Silverstone | 16 | 904 GTS | John Morris | J. Morris | raced |
| 4.7.1964 | Preliminary Aspen [Novice] | | 356 | Pick Pickering | Dick Roberts | 1st |
| 4.7.1964 | Preliminary Aspen [Novice] | | | Dick Mottweiler | | 2nd |
| 4.7.1964 | SCCA Regional Aspen [Main] | | 356 | Dick Roberts | Dick Roberts | 3rd |
| 4.7.1964 | SCCA Regional Aspen [Main] | | 356 | Laurie Leva | | 2nd |
| 5.7.1964 | SCCA National Lake Garnett [EP+FP] | 19 | 356 | Bert Jones | Bert Jones | 9th |
| 5.7.1964 | WJC Charterhall [S+1.3] | 31 | 356 | George Taylor | T. E. Blackadder | DNA |
| 5.7.1964 | 12 h Reims | 33 | 904/8 | Barth / Davis | Porsche System | DNF |
| 5.7.1964 | 12 h Reims | 36 | 904 GTS | Buchet / Ligier | Auguste Veuillet | 10th |
| 5.7.1964 | 12 h Reims | 37 | 904 GTS | Soisbault / Dubois | Auguste Veuillet | 13th |
| 5.7.1964 | 12 h Reims | 38 | 904 GTS | Müller / Knörr | Scuderia Filipinetti | 12th |
| 5.7.1964 | 12 h Reims | 39 | 904 GTS | Pon / Slotemaker | Racing Team Holland | 7th |
| 5.7.1964 | 12 h Reims | 41 | 904 GTS | Siffert / Schiller | Heinz Schiller | DNF |
| 5.7.1964 | 12 h Reims | 42 | 904 GTS | Koch / Mitter | Porsche System | 6th |
| 5.7.1964 | 12 h Reims | 43 | 904 GTS | "Franc" / Kerguen | "Franc" | 16th |
| 5.7.1964 | 12 h Reims | 44 | 904 GTS | Vianini / Estéfano | Andrea Vianini | 5th |
| 5.7.1964 | DARM GT Norisring [GT+1.6] | 69 | 904 GTS | Günther Selbach | | 3rd |
| 5.7.1964 | Norisring [SP2.0] | 75 | 904 GTS | Herbert Linge | | 2nd |
| 5.7.1964 | DARM GT Norisring [GT+1.6] | 75 | 904 GTS | Herbert Linge | Porsche System | 2nd |
| 5.7.1964 | DARM GT Norisring [GT1.6] | 82 | 356 Carrera | Sepp Greger | | 1st |
| 5.7.1964 | DARM GT Norisring [GT1.6] | 83 | 356 Carrera | Hans Werle | Scuderia Lufthansa | DNF |
| 5.7.1964 | DARM GT Norisring [GT1.6] | 86 | 356 Carrera | Rolf Götz | | 3rd |
| 5.7.1964 | DARM GT Norisring [GT1.6] | 88 | 356 Carrera | Jürgen Dietrich | | 4th |
| 5.7.1964 | DARM GT Norisring [GT1.6] | 89 | 356 B Super 90 | Lothar Dongus | | 6th |
| 5.7.1964 | DARM GT Norisring [GT1.6] | 90 | 356 B Super 90 | "Fritz" | | 11th |
| 5.7.1964 | DARM GT Norisring [GT1.6] | 93 | 356 B Super 90 | Peter Kaiser | | 7th |
| 5.7.1964 | DARM GT Norisring [GT1.6] | 94 | 356 | Rudolf Kolb | | 10th |
| 5.7.1964 | SCCA Divisional Thompson [EP] | | 356 | Bert Everett | | 2nd |
| 5.7.1964 | SCCA Divisional Thompson [CM+DM+EM+FM+GM+AP+BP] | | RS | Will Daugherty | | 5th |
| 5.7.1964 | SCCA Divisional Thompson [EP] | | 356 A Speedster | Hans Ziereis | | 1st |
| 5.7.1964 | SCCA Regional Oregon [Formula Libre] | | 356 Speedster | Mike Eyerly | | ?th |
| 5.7.1964 | DARM GT Norisring [GT1.6] | | 356 | Otto Magsam | | DNF |
| 5.7.1964 | SCCA Regional Oregon [EP+FP] | | 356 Speedster | Larry Eyerly | | 2nd |
| 5.7.1964 | SCCA Regional Oregon [EP+FP] | | 356 Speedster | Mike Eyerly | | 1st |
| 5.7.1964 | SCCA Regional Oregon [CM+DM+EM+FM+GM] | | 904 GTS | Mike Eyerly | Porsche Car Northwest | 2nd |
| 5.7.1964 | SCCA Regional Oregon [AP+BP+CP+DP] | | 904 GTS | Mike Eyerly | Porsche Car Northwest | 1st |
| 5.7.1964 | SCCA Divisional Galveston [EP+FP+GT+1.3] | | 356 | Ken Leith | | 4th |
| 5.7.1964 | SCCA Divisional Courtland [EP+FP+GP+HP+HM+Sedan 1.3] | | 356 | David Bynum | | 2nd |
| 5.7.1964 | SCCA Divisional Courtland [Modified+AP+BP+CP+DP+Sedan+1.3] | | 356 Carrera | Tommy Charles | | 6th |
| 5.7.1964 | SCCA Divisional Galveston [EP+FP+GT+1.3] | | 356 | Bob Conners | | 2nd |