Constantinou Surname Meaning
The Greek surname Constantinou (Κωνσταντίνου) is a patronymic surname in possessive form, meaning it indicates belonging to a family line. The root Konstantinos (Κωνσταντίνος) is one of the most historically significant Greek Christian personal names, meaning “constant” or “steadfast,” popularized through Emperor Constantine the Great and later saints. The suffix -ou (-ου) means “of the family of” in Greek surname formation. Consequently, the surname Constantinou signifies “of the family of Konstantinos,” reflecting lineage derived from a major historical and Christian personal name.
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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.

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