Mcquillan Family History
Mcquillan Name Meaning
Irish: Anglicized form of Gaelic Mac Uighilín ‘son of Huguelin’ a double diminutive of the Norman personal name Hugh . This is the name of an important family in County Antrim occasionally confused with McWilliam . Irish: variant of McCullen . Irish (northern) and Scottish: Anglicized form of Gaelic Mac Coilín a patronymic from the personal name Coileán or Coilín (Scottish Cailean). See Collins .
Source: Dictionary of American Family Names 2nd edition, 2022