Noonan Family History
Noonan Name Meaning
Irish (Cork and Limerick): Anglicized form of Gaelic from Ó Nuanáin formerly Ó hIonmhaineáin ‘descendant of Ionmhaineán’ a personal name derived from a diminutive of Ionmhain ‘beloved dear’.
Source: Dictionary of American Family Names 2nd edition, 2022