| John Valby | |
|---|---|
| Birth name | John R. Valby |
| Born | November 22, 1944 Buffalo, New York |
| Medium | Stand-up |
| Nationality | American |
| Years active | 1970s-present |
| Genres | Blue comedy, musical comedy, insult comedy, improvisational comedy |
| Subject(s) | Human sexuality, race relations, American politics, religion, everyday life |
| Website | Official website |
John R. Valby (born November 22, 1944)[1] is an American musician, singer, songwriter, comedian, and producer known for his comedic and obscene song parodies. Also known as Dr. Dirty, he typically performs in a white tailcoat suit and black derby hat. His songs and shows focus mainly on sex and racial slurs, with a mix of current and historic people and events.