Grand Prix
SummaryStatisticsTeamsPositionsTeam MatesYear by Year
| Name | Leon Duray |
| Country |  United States |
| Place of Birth | Cleveland, Ohio |
| Date of Birth | 30/04/1894 |
| Date of Death | 12/05/1956 |
| First Race | Indianapolis 500 30/05/1925 |
| Last Race | Gran Premio di Monza 11/09/1932 |
| First Pole | Indianapolis 500 30/05/1925 |
| Last Pole | Indianapolis 500 30/05/1925 |
| Best Result | 6th – Indianapolis 500 30/05/1925 |
Miller (1925), (1929), (1932)
| 6th | 1 Time |
| DNQF | 3 Times |
| Season | Team | Team Mate | Best Pos | Points | Wins | Poles | Position | Qualifying | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1925 | Miller | Alfred Moss | 6 | 19 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 |
| Bennett Hill | 6 | 2 | 0 | 0 | 0 | 0 | 4 | 0 | 3 | 1 | 4 | 0 | ||
| Bob McDonogh | 6 | 14 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | ||
| Cliff Durant | 6 | 23 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | ||
| Dave Lewis | 6 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | ||
| Earl Cooper | 6 | 17 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | ||
| Earl DeVore | 6 | 13 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | ||
| Frank Elliott | 6 | 12 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | ||
| Fred Comer | 6 | 6 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 2 | 0 | ||
| Glenn Shultz | 6 | 13 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | ||
| Harry Hartz | 6 | 4 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | ||
| Herbert Jones | 6 | 19 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | ||
| Ira Vail | 6 | 11 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0 | 2 | 0 | ||
| Jerry Wonderlich | 6 | 18 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | ||
| Jules Ellingboe | 6 | 18 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0 | 2 | 0 | ||
| Lora L. Corum | 6 | 7 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 0 | 3 | 0 | ||
| Ora Haibe | 6 | 12 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | ||
| Ralph DePalma | 6 | 7 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | ||
| Ralph Hepburn | 6 | 16 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | ||
| Ray Cariens | 6 | 18 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | ||
| Reginald Johnson | 6 | 26 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | ||
| Tommy Milton | 6 | 5 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | ||
| William Shattuc | 6 | 9 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | ||
| 1929 | Miller | Edmond Bourlier | 16 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 |