Kosek Family History
Kosek Surname Meaning
Polish and Czech: nickname from a diminutive of Kos ‘blackbird’. Polish and Czech: nickname or metonymic occupational name from a diminutive of kosa ‘scythe’.
Czech (Košek): from a pet form of the personal name Koša (see Kosa).
Source: Dictionary of American Family Names 2nd edition, 2022
