| First Name | Donald |
| Last Name | O`Connor |
| Full Name at Birth | Donald David Dixon Ronald O’Connor |
| Age | 78 (age at death) |
| Date of Birth | August 28, 1925 |
| Birthplace | Chicago, Illinois |
| Date of Death | September 27, 2003 |
| Height | 5' 5¾" (167 cm) |
| Build | Slim |
| Eye Color | Blue |
| Hair Color | Brown - Dark |
| Star Sign | Virgo |
| Ethnicity | White |
| Nationality | American |
| Occupation Category | Actor |
| Claim to Fame | Singin` in the rain |
| Friends | Peggy Ryan, Mamie Van Doren, Sheila Connolly |
| Pets | Irish Wolfhound (Dog - O'Flynn) |
Donald David Dixon Ronald O’Connor (August 28, 1925 – September 27, 2003) was an American dancer, singer, and actor who came to fame in a series of movies in which he co-starred alternately with Gloria Jean, Peggy Ryan, and Francis the Talking Mule. He is best known today for his role as Gene Kelly's friend and colleague in Singin' in the Rain (1952).
Selected Donald O'Connor film and TV show credits: