The name reached its all-time peak in 2004 with 25 births ranking #5096. STABLE Recent data shows the name is currently stable.
Colin is a long-established boys' name with a soft, classic sound. It has more than one historical route behind it, which is why exact literal meanings can vary a little across sources.
The name has been widely used in Scotland, Ireland, France, and England. Its international familiarity helps it feel classic without seeming heavy.