Otto Kalvitsa
Otto Kalvitsa Отто Артурович Кальвиц  | |
|---|---|
Otto Kalvitsa in the Dobrolyot uniform  | |
| Born | 21 November 1888 Kontiolahti, Grand Duchy of Finland  | 
| Died | 7 March 1930 (aged 41) Sangar, Sakha Republic, Soviet Union  | 
| Allegiance | Red Finland  Soviet Union  | 
| Branch | Red Guards  Soviet Navy  | 
| Years of service | 1918–1926 | 
| Battles / wars | Finnish Civil War  Russian Civil War  | 
| Awards | |
Otto Kalvitsa (Russian: Отто Артурович Кальвиц, 21 November 1888 – 7 March 1930) was a Finnish-born Soviet aviator and a polar explorer. He is known as one of the pioneers of the Soviet Arctic aviation.