Kaitlin is an alternative spelling of the name Caitlin, a girl’s name of Irish origin that means “pure. †This name is believed to be the Irish version of the French name Cateline, which comes from Catherine—ancient Greek name. Kaitlin has been a popular name worldwide due to its simple yet attractive nature and its wide variety of spellings. The name's enduring popularity stems from its timeless meaning and the positive associations with purity.
