Cooley Family History
Cooley Surname Meaning
Irish (Galway and Clare): Anglicized form of Gaelic Mac Giolla Chúille ‘son of the servant of (Saint) Mochúille’ a rare Clare name or a shortened form of McCooley a variant of McCauley.
English: perhaps a variant of Colley or Culley.
Americanized form of German Kuhle or Kühle variants of Kuhl.
Source: Dictionary of American Family Names 2nd edition, 2022