Gullion Family History
Gullion Surname Meaning
Irish: shortened form of Magullion or Mac Gullian. Anglicized forms of Gaelic Mac Gilleáin, a diminutive of gile ‘brightness’, geal ‘bright’, or giolla ‘lad’.
This surname is now rare in Britain and Ireland.
Source: Dictionary of American Family Names 2nd edition, 2022
