Irish formÓ hAnradháin; Ó hAnracháin
Meaning'descendant of Anradhán' (diminutive of anradh, warrior, champion)
CountiesClare, Limerick
Other spellings3
Origin of the O'Hanrahan name
Woulfe: Ó hAnradháin was the name of (1) a Dalcassian family in Thomond, 'where it is still very common'; (2) a West Cork family, anciently erenaghs of Ross; (3) a Leix family, chiefs of Ui Creamhthainn around the rock of Dunamase; (4) a Meath family, chiefs of Corca Raoidhe. The Hanrahan form, Ó hAnracháin, is 'very common in Thomond'.[1][2]
- 1877Michael O'Hanrahan born in New Ross, Co. Wexford.[6]
- 189054 Hanrahan births registered; principally Clare and Limerick.[3][4]
- 1898Michael O'Hanrahan joined the Gaelic League; founded a Carlow branch next year.[6]
- 1916Michael O'Hanrahan executed on 4 May after the Rising.[6]
O'Hanrahan surname: questions
What does the surname O'Hanrahan mean?
Woulfe gives O'Hanrahan as a form of Ó hAnradháin, 'descendant of Anradhán', a diminutive of anradh, 'warrior, champion'.[1]
Where in Ireland is the O'Hanrahan name from?
Woulfe says the Hanrahan form, Ó hAnracháin, is very common in Thomond, home of a Dalcassian family of the name. In 1890 Hanrahan births were found principally in Clare and Limerick.[1][2][3]
Are Hanrahan and O'Hanrahan the same name?
Yes. Woulfe lists both O'Hanrahan and Hanrahan as anglicised forms of Ó hAnradháin and of its Thomond form Ó hAnracháin.[1][2]
Who was Michael O'Hanrahan?
The National Library of Ireland says Michael O'Hanrahan (1877–1916) was born in New Ross, Co. Wexford, joined the Gaelic League in 1898, served third in command at Jacob's biscuit factory in the 1916 Rising, and was executed on 4 May. He tended to use the Irish form Micheál Ó hAnnracháin.[6]