Meaning and name origin
Kaity \ka(i)-ty\ as a girl's name is of Greek origin, and the meaning of Kaity is "pure". Kaity is a variant of Catherine (Greek): from "katharos". Also a variant of Katherine (Greek): the name may also have come from Hecate, the name of the Greek goddess of magic.
Kaity is not a popular first name for females and an equally uncommon surname or last name for all people (2000 U.S. Census).
Displayed below is a comparison of the popularity of the girl name Kaity and its variant forms. Popular variation forms ranked in the Top 1000/100 are Katherine (#83), Catherine (#170), Katie (#280), Kitty, Kittie, Katy and Kati. (2014 statistics).