| 22.1.1955 | Eagle Mountain [S1.5] | | | Segura | | 1st |
| 23.1.1955 | 1000 km Buenos Aires | 34 | 550 | Juhan / Salas Chaves | | 4th |
| 23.1.1955 | 1000 km Buenos Aires | 36 | 356 1500 Super | Mayol / Gobbi | | DNF |
| 23.1.1955 | 1000 km Buenos Aires | 40 | 550 | Tornquist / Nadie | | DNF |
| 23.1.1955 | 1000 km Buenos Aires | 44 | 550 | Gonzalez / Malbrand | | DNS |
| 13.2.1955 | Willow Springs [Production 1.5] | 11 | 356 Speedster | Eric Buckler | Eleanor von Neumann | 1st |
| 13.2.1955 | Willow Springs [Production 1.5] | 86 | 356 Speedster | Dale Johnson | Dale E. Johnson | 3rd |
| 13.2.1955 | Willow Springs [Production 1.5] | 95 | 356 1500 Super Coupé | Frank Manley | Frank Manley | DNA |
| 13.2.1955 | Willow Springs [Production 1.5] | 174 | 356 1500 Super Coupé | Dennis Shillam | Dr. Dennis Shillam | 2nd |
| 20.2.1955 | Maracana [S1.5] | | | O. Fanucchi | | 3rd |
| 27.2.1955 | SCCA National Fort Pierce [BM+CM+DM+EM+CP+DP] | 9 | 550 | George Huntoon | Briggs Cunningham | 9th |
| 27.2.1955 | SCCA National Fort Pierce [FM+GM+HM+FP] | 9 | 550 | Bill Lloyd | Briggs Cunningham | 3rd |
| 27.2.1955 | Preliminary Fort Pierce [FM+GM+HM+FP] | 9 | 550 | Briggs Cunningham | Briggs Cunningham | 2nd |
| 27.2.1955 | GP Agadir [S2.0] | 40 | 550 | Annie Bousquet | | DNF |
| 27.2.1955 | Preliminary Fort Pierce [FM+GM+HM+FP] | 43 | 356 | J. A. Dupree | | 7th |
| 27.2.1955 | SCCA National Fort Pierce [FM+GM+HM+FP] | 43 | 356 | J. A. Dupree | | 9th |
| 27.2.1955 | GP Agadir [S2.0] | 44 | 550 | Claude Storez | | 3rd |
| 27.2.1955 | SCCA National Fort Pierce [FM+GM+HM+FP] | 47 | 356 Convertible | Gene Baker | | 6th |
| 27.2.1955 | Preliminary Fort Pierce [FM+GM+HM+FP] | 47 | 356 Convertible | Gene Baker | | raced |
| 27.2.1955 | Preliminary Fort Pierce [FM+GM+HM+FP] | 77 | 356 Speedster | Fred Landon | | 3rd |
| 27.2.1955 | SCCA National Fort Pierce [FM+GM+HM+FP] | 77 | 356 Speedster | Fred Landon | | 5th |
| 27.2.1955 | Preliminary Fort Pierce [FM+GM+HM+FP] | 114 | 356 | Thomas Waring | | 5th |
| 27.2.1955 | Preliminary Fort Pierce [FM+GM+HM+FP] | 155 | 550 Spyder | Bob Davis | | 1st |
| 27.2.1955 | SCCA National Fort Pierce [FM+GM+HM+FP] | 155 | 550 Spyder | Bob Davis | | 1st |
| 27.2.1955 | Preliminary Fort Pierce [FM+GM+HM+FP] | | Roadster | Art Bunker | | DNF |
| 13.3.1955 | 12 h Sebring | 21P | 550 | Art Bunker | Art Bunker | DNS |
| 13.3.1955 | 12 h Sebring | 61 | 550 Spyder | Davis / Poole | Robert H. Davis | 11th |
| 13.3.1955 | 12 h Sebring | 62 | 550 | Crawford / Urbas | Ed W. Crawford | DNS |
| 13.3.1955 | 12 h Sebring | 67 | 550 | Hunt / Hanna | Howard Hanna | 42nd |
| 13.3.1955 | 12 h Sebring | 68 | 550 | von Hanstein / Linge | Porsche Co. & B. S. Cunningham | 8th |
| 13.3.1955 | 12 h Sebring | 69 | 356 1500 Super | Atkins / McKenna | Guy Atkins | 34th |
| 13.3.1955 | 12 h Sebring | 70 | 550 | Crawford / Urbas | Ed W. Crawford | 14th |
| 13.3.1955 | 12 h Sebring | 70 | 356 | Gleb Derujinsky | Gleb Derujinsky | DNA |
| 13.3.1955 | 12 h Sebring | 72 | 550 | Christianson / McKnought | Norman Christianson | DNF |
| 13.3.1955 | 12 h Sebring | 75 | 356 Coupé 1300 | Brundage / Fowler / DuPree | H. L. Brundage | 36th |
| 13.3.1955 | 12 h Sebring | 81 | 550 | O'Shea / Koster | Hoffmann Porsche Corp. | 23rd |
| 13.3.1955 | 12 h Sebring | | 356 | Patton / Graham | Normand K. Patton, Jr. | DNA |
| 13.3.1955 | 12 h Sebring | | 356 Coupé | Browne, Jr. / Wilson / Evans | C. Pitt Browne, Jr. | DNQ |
| 20.3.1955 | Novice Stockton [Modified 1.1] | | | George Gartung | | 3rd |
| 20.3.1955 | SCCA Regional Stockton [Production 3.0] | | 356 | | | raced |
| 20.3.1955 | Novice Stockton [Modified 1.1] | | | Burton Cooper | | 5th |
| 20.3.1955 | SCCA Regional Stockton [Production 3.0] | | 356 | Springer Jones | | 2nd |
| 26.3.1955 | Preliminary Palm Springs [Production 1.5] | 9 | 356 Speedster | Bill Friedauer | Bill Friedauer | DNA |
| 26.3.1955 | Preliminary Palm Springs [Production 1.5] | 23 | 356 1500 Super Speedster | James Dean | Jas. Dean | 1st |
| 26.3.1955 | Preliminary Palm Springs [Ladies] | 30 | 356 1500 Super | Janet Anderson | Janet Anderson | raced |
| 26.3.1955 | Preliminary Palm Springs [Production 1.5] | 30 | 356 1500 Super | Janet Anderson | Janet Anderson | DNA |
| 26.3.1955 | Preliminary Palm Springs [Production 1.5] | 81 | 356 Speedster | Jerry Conroe | Jerry Conroe | DNA |
| 26.3.1955 | Preliminary Palm Springs [Production 1.5] | 83 | 356 America | W. R. Turner | W. R. Turner | DNA |
| 26.3.1955 | Preliminary Palm Springs [Production 1.5] | 86 | 356 Speedster | Dale Johnson | Dale E. Johnson | 2nd |
| 26.3.1955 | Preliminary Palm Springs [Production 1.5] | 91 | 356 1500 Super Speedster | Tracy Bird | Tracy Bird | 3rd |
| 26.3.1955 | Preliminary Palm Springs [Production 1.5] | 170 | 356 Coupé | Edelson / Edelson | Rodney E. Gage | DNA |
| 26.3.1955 | Preliminary Palm Springs [Production 1.5] | 174 | 356 1500 Super Coupé | Dennis Shillam | Dennis Shillam | DNA |
| 27.3.1955 | Main Palm Springs [S1.5] | 9 | 356 Speedster | Bill Friedauer | Bill Friedauer | DNA |
| 27.3.1955 | Main Palm Springs [S1.5] | 23 | 356 1500 Super Speedster | James Dean | Jas. Dean | 2nd |
| 27.3.1955 | Main Palm Springs [S1.5] | 30 | 356 1500 Super | Janet Anderson | Janet Anderson | DNA |
| 27.3.1955 | Consolation Palm Springs [S1.5] | 81 | 356 Speedster | Jerry Conroe | Jerry Conroe | 2nd |
| 27.3.1955 | Main Palm Springs [S1.5] | 81 | 356 Speedster | Jerry Conroe | Jerry Conroe | DNA |
| 27.3.1955 | Main Palm Springs [S1.5] | 83 | 356 America | W. R. Turner | W. R. Turner | DNA |
| 27.3.1955 | Main Palm Springs [S1.5] | 86 | 356 Speedster | Dale Johnson | Dale E. Johnson | DNA |
| 27.3.1955 | Main Palm Springs [S1.5] | 91 | 356 1500 Super Speedster | Tracy Bird | Tracy Bird | DNA |
| 27.3.1955 | Main Palm Springs [S1.5] | 170 | 356 Coupé | Edelson / Edelson | Rodney E. Gage | DNA |
| 27.3.1955 | Main Palm Springs [S1.5] | 174 | 356 1500 Super Coupé | Dennis Shillam | Dennis Shillam | DNA |
| 27.3.1955 | Coupes de Vitesse | | 550 | | | raced |
| 27.3.1955 | Coupes de Vitesse | | 550 | | | raced |
| 2.4.1955 | British Empire Trophy | 16 | 550 | Wolfgang Seidel | W. Seidel | 9th |
| 2.4.1955 | British Empire Trophy | 17 | 550 | Kurt Ahrens | K. Ahrens | 15th |
| 3.4.1955 | Giro di Sicilia | 338 | 356 A Super | Ludwig Fischer | | 42nd |
| 3.4.1955 | Giro di Sicilia | 341 | 356 A | Diaz | | DNA |
| 4.4.1955 | Pferdsfeld | | 356 1500 Super | Floyd A. Hall | | ?th |
| 4.4.1955 | Pferdsfeld | | 356 1500 Super | Harold Machado | | ?th |
| 12.4.1955 | Goodwood Easter [S1.5] | 57 | | Tony Divall | Ecurie Bear | DNA |
| 17.4.1955 | SCCA National Pebble Beach [FP+GP] | | 356 | George Gartung | | 4th |
| 1955 | Rallye Wiesbaden | | 356 1300 | Horst Bös | | ?th |
| 1955 | Rallye Wiesbaden | | 356 1300 | Wolfgang von Trips | | ?th |
| 1955 | Rallye Wiesbaden | | 356 1300 | Günther | | ?th |
| 1955 | Rallye Wiesbaden | | 356 1300 | Westerholt | | ?th |
| 1955 | Rallye Wiesbaden | | 356 1300 | Paul Ernst Strähle | | ?th |
| 1955 | Put-In-Bay [FP] | | 356 Speedster | Jack Manting | | 1st |
| 1955 | Put-In-Bay [FP] | | 356 Speedster | Ed Hugus | | 2nd |
| 1955 | Put-In-Bay [EM+FM+EP+FP] | | 356 | Earl Uhr | | raced |