Mcgrath Family History
Mcgrath Name Meaning
Irish: Anglicized form of a patronymic from the Gaelic personal name Mac Raith ‘son of grace or good fortune’ from rath ‘grace prosperity’. The final fricative th is no longer pronounced in the language of origin. See also McRae the usual Scottish form of the surname.
Source: Dictionary of American Family Names 2nd edition, 2022