Kostelnik Family History
Kostelnik Name Meaning
Czech (Kostelník): status name for a sacristan or sexton from an agent noun based on kostel ‘church’. Rusyn (from Slovakia Poland Serbia and Croatia; in Slovakia mainly Kostelník): nickname or status name from kostelnyk ‘Catholic’ referring to the predominant religious affiliation (Eastern Catholics of the Byzantine Rite) of the Rusyns (see Rusin ). The surname may also refer to the duty of a sacristan or sexton (see 1 above).
Source: Dictionary of American Family Names 2nd edition, 2022