McClenahan

McClenahan is a surname of Scottish or Irish origin. It is an Anglicized form of the Gaelic name "Mac Giolla Seanáin," meaning "son of the servant of St. Seanán." St. Seanán was an early Irish saint, and the name suggests an ancestral connection to a devotee or follower of his.

The McClenahan surname is found primarily in Ireland and Scotland, and among the diaspora of those countries, particularly in North America and Australia. Variants of the name include McClanahan, McLanahan, and McLenehan. The name may also be found spelled with a "G" rather than a "C", leading to spellings such as McGillenahan.

Historically, individuals bearing the name McClenahan have been involved in various professions and walks of life. Genealogical research may be required to trace the specific lineage and history of any particular McClenahan family.