How family names were formed

Patronymic surnames

Names passed down from a father's given name. Explore how patronymic surnames took shape across languages and generations, with profiles and sources for further research.

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Showing 37–48 of 57 profiles

  • Surname profile

    Murphy

    The surname Murphy is of Irish origin, derived from the personal name Murchadh meaning ‘sea warrior’ or ‘sea-battler’. It is a patronymic surname that has evolved through several…

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  • Surname profile

    Nielsen

    The surname Nielsen is a Danish patronymic meaning "son of Niels." It is the most common surname in Denmark, comprising about 4 % of the population. While many Nielsens…

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  • Surname profile

    O'Brien

    The surname O’Brien is an Irish patronymic meaning “descendant of Brian.” It originated from the Gaelic Ó Briain, linked to the powerful medieval dynasty of Thomond and King…

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  • Surname profile

    O’Connor

    The surname O’Connor is of Irish origin, derived from the Gaelic patronymic Ó Conchobhair meaning “descendant of Conchobhar” (lover of hounds). It traces back to the 10th century…

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  • Surname profile

    O’Neill

    The surname O’Neill is an Irish patronymic meaning "descendant of Niall," derived from the Gaelic Ó Néill. It is among the most common Irish surnames.

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  • Surname profile

    O’Reilly

    The surname O’Reilly is an Irish patronymic meaning ‘descendant of Raghallach’. It originated from the Gaelic Ó Raghallaigh and was borne by the ancient kings of East Bréifne…

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  • Surname profile

    Parry

    Parry is a Welsh patronymic surname meaning "son of Harry" (the medieval form of Henry). The name first appears in records in the late 13th century and became…

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  • Surname profile

    Powell

    The surname Powell is a Welsh patronymic meaning "son of Hywel". It originated from the medieval Welsh naming practice of combining the personal name Hywel with the prefix…

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  • Surname profile

    Pritchard

    The surname Pritchard is a Welsh patronymic name meaning "son of Richard". It is derived from the Welsh prefix ap and the personal name Rhisiart. The name is…

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  • Surname profile

    Pérez

    Pérez is a Spanish patronymic surname meaning 'son of Pedro,' formed with the Castilian suffix -ez from the personal name Pedro (the Spanish form of Peter). The documented…

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  • Surname profile

    Ramírez

    Ramírez is a Spanish-language patronymic surname meaning “son of Ramiro,” according to the cited source. Its base personal name is described as Germanic in origin, and the Spanish…

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This directory includes published profiles. Review status is shown on each card. A surname may belong to more than one origin or formation type.

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