The meaning of the name Kaitlynn is Pure. The origin of the name Kaitlynn is Irish. This is the culture in which the name originated, or in the case of a word, the language.
American spelling of Irish name, Caitlin. Pronounced "Cotch-LEEN" in Irish or "KATE-lin" in English. Caitlyn Jenner, US Olympic Athlete and reality TV star.