Meaning Katie is a variation of the names Katherine and Kate and means 'pure.' Origin of Katie Greek +-100%Zoom level changed to 1 Popular Middle Names Ann, Marie, Mae, Anne, Nicole, Rose, Elizabeth, Ellen, Irene, Jane Pronunciation 🔊 Listen Katie KAY-tee Similar Names Katie May Katie-Louise Katie-Jane Katie-Lee Katie-Mae Katelynn Kasia Katelyn Kathryn Grace Kolena Year by Year Popularity of Katie