Onega may refer to:
Places
editRussland
edit- Onega (river), in Arkhangelsk Oblast
- Onega, Russia, a town in Arkhangelsk Oblast
- Onega Bay (Onega Gulf)
- Onega Peninsula
- Lake Onega
Vereinigte Staaten
edit- Onega, Minnesota, United States
- Onega, Texas (now called Aubrey), United States
Menschen
edit- Ermindo Onega (1940–1979), Argentine footballer
- Daniel Onega (born 1945), Argentine footballer
Ships
edit- SS Onega (1927), a Russian factory ship in service 1945-69
Other
edit- Onega stepanovi, an Ediacaran fossil genus renamed Cephalonega in 2019
- Onega (leafhopper), a genus of leafhoppers
- Onega rocket, a proposed further upgrade version of the Soyuz-2 launch vehicle