OHanrahan

O'Hanrahan is an Irish surname. Its origins are Gaelic, derived from the personal name Anradán. The prefix "Ó" signifies "descendant of". Therefore, O'Hanrahan translates to "descendant of Anradán". Anradán itself is believed to mean "little adder" or "little rough one". The surname is found predominantly in Ireland, particularly in the province of Munster. Historical records show its presence in various counties, including Tipperary and Kilkenny. Like many Irish surnames, O'Hanrahan has seen variations in spelling over centuries due to anglicization and differing phonetic interpretations. Notable individuals bearing the O'Hanrahan surname, or its variants, include those who have contributed to Irish history, culture, and public life. The family crest, where documented, often features symbols relevant to Irish heraldry. The surname continues to be carried by descendants in Ireland and across the globe due to emigration.