| 19.6.1955 | Lawrenceville [FM+GM+HM+IM+FP+HP] | 14 | | Ted McLaughlin | T. L. McLaughlin | DNA |
| 19.6.1955 | Lawrenceville [FM+GM+HM+IM+FP+HP] | 20 | | Eugene De Penaloza | E. dePenaloza | DNA |
| 19.6.1955 | Preliminary Lawrenceville [Ladies] | 21 | | Libby Dunseth | Libby Dunseth | DNS |
| 19.6.1955 | Lawrenceville [FM+GM+HM+IM+FP+HP] | 24 | | Skip Lange | Skip Lange | ?th |
| 19.6.1955 | Lawrenceville [FM+GM+HM+IM+FP+HP] | 38 | | Milton Cooper | Milton Cooper | DNA |
| 19.6.1955 | Preliminary Lawrenceville [FM+GM+HM+IM+FP+HP] | 38 | | Milton Cooper | Milton Cooper | ?th |
| 19.6.1955 | Lawrenceville [FM+GM+HM+IM+FP+HP] | 39 | | Gerald Hammons | Gerald Hammons | ?th |
| 19.6.1955 | Preliminary Lawrenceville [FM+GM+HM+IM+FP+HP] | 39 | | Gerald Hammons | Gerald Hammons | ?th |
| 19.6.1955 | Preliminary Lawrenceville [BM+CM+DM+EM+FM+CP+DP+EP] | 65 | | Virginia Schleicher | Virginia Schleicher | DNA |
| 19.6.1955 | Lawrenceville [BM+CM+DM+EM+FM+CP+DP+EP] | 65 | | Virginia Schleicher | Virginia Schleicher | DNA |
| 19.6.1955 | Preliminary Lawrenceville [Ladies] | 65 | | Virginia Schleicher | Virginia Schleicher | DNA |
| 19.6.1955 | Preliminary Lawrenceville [FM+GM+HM+IM+FP+HP] | 101 | | George Tipsword | Geo. Tipsword | ?th |
| 19.6.1955 | Lawrenceville [FM+GM+HM+IM+FP+HP] | 101 | | George Tipsword | Geo. Tipsword | DNA |
| 19.6.1955 | Preliminary Lawrenceville [FM+GM+HM+IM+FP+HP] | 107 | | Harry Constant | Harry Constant | DNA |
| 19.6.1955 | Lawrenceville [FM+GM+HM+IM+FP+HP] | 107 | | Harry Constant | Harry Constant | DNA |
| 19.6.1955 | Lawrenceville [FM+GM+HM+IM+FP+HP] | 112 | | Al Allin | Al Allin | ?th |
| 19.6.1955 | Preliminary Lawrenceville [FM+GM+HM+IM+FP+HP] | 112 | | Al Allin | Al Allin | ?th |
| 19.6.1955 | Lawrenceville [FM+GM+HM+IM+FP+HP] | 129 | | Pat Smith | Pat Smith | DNA |
| 19.6.1955 | Preliminary Lawrenceville [Ladies] | 129 | | Pat Smith | Pat Smith | 5th |
| 29.6.1955 | Bogotá [S1.3] | | | Budd Weltschoff | | 1st |
| 2.7.1955 | NSCC Oulton Park [S1.4/S2.0] | 64 | | Mike Watson-Smythe | C. Watson-Smyth | DNA |
| 3.7.1955 | New Orleans [GP] | 3 | | Jim Harbour | | DNA |
| 3.7.1955 | New Orleans [GP] | 6 | | H. Watkins | | DNA |
| 3.7.1955 | New Orleans [Handicap] | 6 | | H. Watkins, Jr. | | DNA |
| 3.7.1955 | New Orleans [GM+HM+FP+GP] | 6 | | H. Watkins, Jr. | | DNA |
| 3.7.1955 | Milwaukee [FP+GP] | 17 | | Richard Vogel | | DNA |
| 3.7.1955 | Milwaukee [FM+GM+HM+IM+FP+GP] | 17 | | Richard Vogel | | DNA |
| 3.7.1955 | New Orleans [Sports] | 21 | | Bob Gilbert | | DNA |
| 3.7.1955 | New Orleans [Handicap] | 21 | | Bob Gilbert | | DNA |
| 3.7.1955 | New Orleans [GP] | 21 | | Bob Gilbert | | 1st |
| 3.7.1955 | New Orleans [GM+HM+FP+GP] | 21 | | Bob Gilbert | | ?th |
| 3.7.1955 | New Orleans [GM+HM+FP+GP] | 22 | | Peyton MacCormack | | DNA |
| 3.7.1955 | New Orleans [GP] | 22 | | Peyton MacCormack | | DNA |
| 3.7.1955 | New Orleans [Handicap] | 27 | | G. Sladovich | | DNA |
| 3.7.1955 | New Orleans [Sports] | 27 | | G. Sladovich | | DNA |
| 3.7.1955 | New Orleans [GM+HM+FP+GP] | 27 | | G. Sladovich | | DNA |
| 3.7.1955 | New Orleans [GP] | 27 | | G. Sladovich | | DNA |
| 3.7.1955 | New Orleans [Sports] | 29 | | Chuck Saffell | | DNA |
| 3.7.1955 | New Orleans [Handicap] | 29 | | Chuck Saffell | | DNA |
| 3.7.1955 | New Orleans [GM+HM+FP+GP] | 56 | | Paul Witt | | DNA |
| 3.7.1955 | New Orleans [GP] | 56 | | Paul Witt | | DNA |
| 3.7.1955 | New Orleans [Handicap] | 56 | | Paul Witt | | DNA |
| 3.7.1955 | New Orleans [Sports] | 56 | | Paul Witt | | DNA |
| 3.7.1955 | New Orleans [GM+HM+FP+GP] | 71 | | Fred Barnett | | ?th |
| 3.7.1955 | New Orleans [GP] | 71 | | Fred Barnett | | 3rd |
| 3.7.1955 | New Orleans [Handicap] | 71 | | Fred Barnett | | DNA |
| 3.7.1955 | Milwaukee [FM+GM+HM+IM+FP+GP] | 83 | | Don C. Mills | | DNA |
| 3.7.1955 | Milwaukee [FP+GP] | 83 | | Don C. Mills | | DNA |
| 3.7.1955 | Milwaukee [FM+GM+HM+IM+FP+GP] | 112 | | Al Allin | | DNA |
| 3.7.1955 | Milwaukee [FP+GP] | 112 | | Al Allin | | DNA |
| 3.7.1955 | Milwaukee [BM+CM+DM+EM+CP+DP+EP] | | | Virginia Schleicher | | ?th |
| 3.7.1955 | New Orleans [Sports] | | | Curtis Potter | | ?th |
| 4.7.1955 | SCCA National Beverly [FP+GP] | 00 | | Crocker Snow | | 21st |
| 4.7.1955 | Preliminary Beverly [FP+GP+GM+HM] | 27 | | Gus Ehrman | | 18th |
| 4.7.1955 | SCCA National Beverly [FP+GP] | 27 | | Gus Ehrman | | 20th |
| 4.7.1955 | Preliminary Beverly [FP+GP+GM+HM] | 47 | | Sam Douglass | | 31st |
| 4.7.1955 | SCCA National Beverly [FP+GP] | 47 | | Sam Douglass | | 22nd |
| 4.7.1955 | Preliminary Beverly [FP+GP+GM+HM] | 54 | | Roy Kiesling | | 29th |
| 4.7.1955 | Preliminary Beverly [FP+GP+GM+HM] | 55 | | Bob Thomas | | 30th |
| 4.7.1955 | SCCA National Beverly [FP+GP] | 55 | | Bob Thomas | | 19th |
| 4.7.1955 | Preliminary Beverly [FP+GP+GM+HM] | 59 | | Tom Magowan | | 32nd |
| 4.7.1955 | SCCA National Beverly [FP+GP] | 59 | | Tom Magowan | | 23rd |
| 4.7.1955 | Preliminary Beverly [FP+GP+GM+HM] | 83 | | Charles Rutan | | 19th |
| 4.7.1955 | Preliminary Beverly [FP+GP+GM+HM] | 115 | | Winthrop Cannon | | 34th |
| 9.7.1955 | 6 h Relay Silverstone [Handicap] | | | Lawry | MGCC C | 2nd |
| 9.7.1955 | Leinster Trophy | | | Bill Lacy | | DNS |
| 10.7.1955 | Preliminary Torrey Pines [FP+GP+HP] | 8 | | Steve Dredge | Steve Dredge | 26th |
| 10.7.1955 | SCCA National Torrey Pines [S1.5] | 22 | #TD 17896 | Morrow Decker | Cdr. Stiles M. J. R. Decker | 22nd |
| 10.7.1955 | Preliminary Torrey Pines [FP+GP+HP] | 22 | #TD 17896 | Morrow Decker | Cdr. S. M. Decker, Jr., U.S.N. | 14th |
| 10.7.1955 | SCCA National Torrey Pines [S1.5] | 33 | | Jean Oddous | Jean P. Oddous | 27th |
| 10.7.1955 | Preliminary Torrey Pines [FP+GP+HP] | 33 | | Jean Oddous | Jean P. Oddous | 16th |
| 10.7.1955 | Preliminary Torrey Pines [FP+GP+HP] | 34 | | Charles Evans | Charles W. Evans | 20th |
| 10.7.1955 | SCCA National Torrey Pines [S1.5] | 34 | | Charles Evans | Charles Evans | 21st |
| 10.7.1955 | Preliminary Torrey Pines [FP+GP+HP] | 50 | | Seth G. MacArthur | Seth G. MacArthur | 27th |
| 10.7.1955 | Preliminary Torrey Pines [FP+GP+HP] | 85 | | O. C. Ritch | | DNF |
| 10.7.1955 | SCCA National Torrey Pines [S1.5] | 100 | | Chuck Barrett | Charles Barrett | DNA |
| 10.7.1955 | Preliminary Torrey Pines [FP+GP+HP] | 100 | | Chuck Barrett | Charles Barrett | 11th |
| 10.7.1955 | Preliminary Torrey Pines [Ladies+FIII] | 100 | | Cosette Lawrence | Chuck Barrett | DNA |
| 10.7.1955 | SCCA National Torrey Pines [S1.5] | 117 | | Harry Hanford | | DNF |
| 10.7.1955 | SCCA National Torrey Pines [S1.5] | 119 | | Robert Plass | Bob Plass | DNF |
| 10.7.1955 | Preliminary Torrey Pines [Ladies+FIII] | 119 | | Lou Walker | R. J. Plass | DNA |
| 10.7.1955 | Preliminary Torrey Pines [FP+GP+HP] | 119 | | Robert Plass | R. J. Plass | 13th |
| 10.7.1955 | SCCA National Torrey Pines [S1.5] | 126 | | Jim Brownlee | | 20th |
| 10.7.1955 | Preliminary Torrey Pines [FP+GP+HP] | 130 | | Reginald Kay | Reginald R. Kay | 23rd |
| 10.7.1955 | SCCA National Torrey Pines [S1.5] | 135 | | John R. Queen | J. R. Queen | DNA |
| 10.7.1955 | Preliminary Torrey Pines [FP+GP+HP] | 139 | | Robert Will | Robert C. Will | DNF |
| 10.7.1955 | Preliminary Torrey Pines [FP+GP+HP] | 150 | | Hans Koelln | Hans J. Koelin | 22nd |
| 10.7.1955 | SCCA National Torrey Pines [S1.5] | 199 | | Don Royer | | DNF |
| 10.7.1955 | Preliminary Torrey Pines [FP+GP+HP] | 199 | | Don Royer | | 19th |
| 23.7.1955 | Brynfan Tyddyn [MG] | 14 | | Warren Rohlfs | | DNF |
| 23.7.1955 | Brynfan Tyddyn [MG] | 20 | | Smith | | 8th |
| 23.7.1955 | Brynfan Tyddyn [MG] | 24 | | Sam Douglass | | raced |
| 23.7.1955 | Brynfan Tyddyn [MG] | 27 | | Clement Boehler | | raced |
| 23.7.1955 | Brynfan Tyddyn [MG] | 38 | | Ronald McConnell | | 3rd |
| 23.7.1955 | Brynfan Tyddyn [MG] | 42 | | Joe Helweg | | 9th |
| 23.7.1955 | Brynfan Tyddyn [MG] | 77 | | G. Brown | | 11th |
| 23.7.1955 | Brynfan Tyddyn [MG] | 79 | | Ray Henley | | 10th |
| 23.7.1955 | Brynfan Tyddyn [MG] | 82 | | Bill Schade | | 5th |
| 23.7.1955 | Brynfan Tyddyn [GM+HM] | 96 | | Walt Kern | | 8th |
| 31.7.1955 | SCCA National Seafair [FP+GP+HP+FIII] | 84 | | Alex James | Alexander James | 13th |