Cailyn
GirlEnglish
Cailyn is a girl name of English origin meaning "Pure, slender".
About this name
Gender
Girl
Language
English
Religion
Christian
Popularity
3 / 100
Syllables
2
Length
6 letters
Meaning
Pure, slender
Etymology
Variant of Caitlin, from Irish Caitlín, which is a form of Catherine, derived from Greek Aikaterine.
Frequently Asked Questions About Cailyn
What does the name Cailyn mean?
Cailyn means "Pure, slender", and is of English origin.
What is the origin of the name Cailyn?
Cailyn originates from English, commonly used in North America.
Is Cailyn a boy or girl name?
Cailyn is typically used as a girl name.
What religion is the name Cailyn associated with?
Cailyn is associated with Christian.
Last updated: June 2026