Munnelly is a surname of Irish origin, primarily derived from the Gaelic Ó Maonghaile sept located in County Mayo. Variants include Manley, Munley, Mandley, Manly, Mandly, Monnelly, and Monley.
Individuals with the name include: Jarlath Munnelly, husband of Lisa Chambers John P. Munnelly (1918–1989), American politician from Nebraska Martin Munnelly (born 1969), American former professional soccer midfielder, high school teacher, and youth coach Michael Munnelly (1941-1964), Irish journalist Ross Munnelly (born 1982), Irish former Gaelic footballer Tom Munnelly (1944-2007), Irish folklorist and collector of traditional songs
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