McCauley
The origin and history of McCauley.
Etymology
Two main origins: * Anglicized form of Irish and Scottish Gaelic Mac Amhalghaidh (“son of Amhalghadh”), a personal name of uncertain origin. * Anglicized form of Irish and Scottish Gaelic Mac Amhlaoibh (“son of Amhlaoibh”), a Gaelicized form of Old Norse Óláfr (“Olaf”).