Murnane Family History
Murnane Surname Meaning
Irish (Munster): Anglicized form of Gaelic Ó Murnáin a shortened and dissimilated form of Ó Manannáin ‘descendant of Manannán’ name borne in Celtic mythology by a sea god associated with the Isle of Man.
All three syllables appear in the variant Marrinan. This name has also been Anglicized as Warren and Warner.
Source: Dictionary of American Family Names 2nd edition, 2022
