English edit

 
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Alternative forms edit

Etymology edit

Anglicized form of Irish Ó Muimhneacháin (descendant of Muimhneachán), a diminutive of Muimhneach (Munsterman).

Proper noun edit

Moynihan (plural Moynihans)

  1. A surname from Irish.

Statistics edit

  • According to the 2010 United States Census, Moynihan is the 7627th most common surname in the United States, belonging to 4352 individuals. Moynihan is most common among White (95.61%) individuals.

Further reading edit