Fenlon Family History
Fenlon Surname Meaning
Irish: shortened Anglicized form of Gaelic Ó Fionnaláin ‘descendant of Fionnalán’ a personal name from a diminutive of fionn ‘fair white’ (see Finn).
English (of French Huguenot origin): altered form of French Fénelon (see Fenelon).
Source: Dictionary of American Family Names 2nd edition, 2022
