Kirwan Family History
Kirwan Name Meaning
Irish (Galway): Anglicized form of Gaelic Ó Ciardhubháin ‘descendant of Ciardhubhán’ a personal name based on ciar ‘dark’ + dubh ‘black’ + the diminutive suffix -an. This name and its variants are also found in Lancashire England (see Kirvan Kirven Kirvin Kirwin ). Compare Carawan .
Source: Dictionary of American Family Names 2nd edition, 2022