Kostas Family History
Kostas Surname Meaning
Greek: from the personal name Kostas a pet form of Konstantinos (see Constantine) or a shortened form of any of various patronymics derived from this name e.g. Kostakis Kostakos or Kostopoulos.
It is also a form of compound surnames formed with the personal name Kostas, as for example Kostogiannis ‘John son of Kostas’.
Source: Dictionary of American Family Names 2nd edition, 2022
