Kosa Family History
Kosa Surname Meaning
Hungarian; Czech and Slovak (Koša): from a pet form of any of numerous personal names beginning with Ko- e.g. Kornel (see Cornelius) and Kochan.
Czech and Polish: from a pet form of Kos ‘blackbird’. Czech, Polish, Slovak, and Sorbian: from kosa ‘scythe’, a metonymic occupational name for a maker of scythes or a reaper.
The Sorbian surname is apparently found in the Germanized form Kossa only.
Source: Dictionary of American Family Names 2nd edition, 2022
