Duluth, Minnesota is a city in the United States
Duluth or DuLuth may also refer to:
- Duluth, Georgia, a suburb of Atlanta, in the United States
- Duluth, Kansas, an unincorporated community
- Duluth, Nebraska, an unincorporated community
- Duluth (album), an album by Trampled by Turtles
- Duluth (novel), by Gore Vidal
- "Duluth", a song by Mason Jennings from his 2000 album Birds Flying Away
- USS Duluth (CL-87), light cruiser commissioned late in World War II
- USS Duluth (LPD-6), amphibious transport dock commissioned in 1966
- Daniel Greysolon, Sieur du Lhut, French explorer whose name is sometimes anglicized as DuLuth
- Duluth model, a program developed to reduce domestic violence
