Kosior (sometimes spelled Kossior) is a surname of Polish origin. Notable people include: * Mateusz Kossior, 16th-century Polish painter and sculptor *

Stanisław Kosior Stanisław Vikentyevich Kosior (russian: Станислав Викентьевич Косиор, 18 November 1889 – 26 February 1939), sometimes spelled Kossior, was a Soviet politician who was First Secretary of the Communist Party of Ukraine ...

(1889–1939), Soviet politician

See also