Popularity: 3160
Origin: Irish
Meaning: pure
Caitlyn is a girl’s name of Irish origin. This traditional name has long-standing popularity and translates to “pure.” Simple and feminine, its timeless relevance has spawned many different spellings and differences in pronunciation. For example, the traditional spelling of the name is Caitlin, but you may also see it spelt Catelynn or Kaitlyn. This iteration, Caitlyn, is perhaps most known as the name of TV personality and former athlete Caitlyn Jenner.