Costas Surname Meaning
The Greek surname Costas (Κώστας) derives from Kostas (Κώστας), the extremely common familiar form of Konstantinos (Κωνσταντίνος). Konstantinos derives from Latin Constantinus, based on constans, meaning “steadfast,” “constant,” or “firm,” and became one of the most important names in the Greek world through Byzantine imperial and Orthodox Christian tradition. As a surname, Costas likely originated patronymically from an ancestor commonly known as Kostas. His familiar personal name subsequently became the hereditary identifier of his household and descendants through repeated community and official usage.
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About Greek Last Names and Surnames
Greek last names, also known as Greek surnames, reflect centuries of history, language, and tradition. This directory explores Greek surnames and meanings, covering both ancient origins and modern family names still in use today. Many Greek last name meanings are connected to occupations, geography, lineage, or personal traits, while others are influenced by classical history and mythology. Use this guide to research heritage, browse family names, and understand how Greek surnames developed over time.
