Mannion

Mannion is a surname of Irish origin. It is an Anglicized form of the Gaelic Ó Mainnín (also seen as Ó Mainín), indicating descent from a person named Mainín. The name is most common in Ireland and among the Irish diaspora, particularly in the United States, Canada, and the United Kingdom.

Records of the Mannion name appear in medieval Irish sources, and the surname has been borne by families in various counties over the centuries. Like many Irish surnames, it spread through emigration during the 19th and 20th centuries.

Numerous individuals with the surname Mannion have achieved recognition in fields such as politics, sports, the arts, and academia, reflecting the name's long-standing presence in English-speaking countries.

In addition to being a surname, Mannion may refer to places, institutions, or fictional characters named for people with the surname. Without further context, the term generally denotes the proper noun associated with those uses.