Quick answer
Colleen is a girl name meaning "girl".
Pronunciation: American English /kɑ.ˈlin/; British English /kɒ.ˈliːn/.
Meaning and history
This name is derived from the Irish word cailín meaning "girl". It is not commonly used in Ireland itself, but has been used in America since the early 20th century.
Notes and context
Usage: english