US Popularity Rank: 1210

Origin: Irish

Meaning: pure

Kaitlyn is a feminine name of Greek origin, meaning "pure." It is a modern version of Caitlin, an Irish variant of the Greek Katherine that has been around since the Middle Ages. Kaitlyn has an array of spelling variations, including Katelynn, Catelyn, and Kaitlen, allowing you to get creative when naming your little one. While Kaitlyn peaked in the charts around 2000, it is still a popular choice across North America. If you want to honor your ancestral heritage or breathe new life into a family favorite, Kaitlyn is a worthy contender for your daughter.