Save Type Surname (from given name) Usage Irish Pronounced Pron. SUL-i-vən [key] Meaning & History Anglicized form of the Irish name Ó Súileabháin which means "descendant of Súileabhán". The name Súileabhán means "little dark eye". See All RelationsRelated Names VariantsÓ Súileabháin, O'Sullivan Categories Doctor Who companions, Heroes NBC Entry updated January 22, 2019
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