Meaning A modern variant of the name Kaylyn, derived from Katherine meaning 'pure' or 'torture'. Origin of Caelyn English +-100%Zoom level changed to 1 Popular Middle Names Diane, Elizabeth, Mae, Summer Pronunciation 🔊 Listen Caelyn KAEYLiyN Similar Names Catelyn Cadey Caitlin-Rose Katelyn Catlyn Kaitlynn Katelynn Kathryn Grace Cassy Cathleen Year by Year Popularity of Caelyn