Colin is an English-language masculine given name.
It has two distinct origins:[2] As a surname, Colin can be derived from the given name, but can also be of unrelated (French) origin.
The Irish patronymic Ó Coileáin gave rise to the surname Cullen (which is also the anglicization of the unrelated patronymic Ó Cuilinn).
In England and Wales, Colin was one of the Top 100 most commonly given male names for most of the 20th century but declined greatly at the end of the century and since.
[6] It has been moderately popular in the United States and was listed in the top 100 boys names in the U.S. in 2005.