[ 2 syll. ki-ley, kil-ey ] The baby boy name Kiley is also used as a girl name, with the latter form being somewhat more common. It is pronounced as KAYLiy- †. Kiley is used chiefly in the English language and it is derived from Celtic origins. Kiley is a variant of the name Kyle (English and Gaelic).
Kiley is an unusual baby name for boys. Its usage peaked modestly in 1971 with 0.004% of baby boys being given the name Kiley. It ranked at #903 then. The baby name has since experienced a loss in popularity, and is today of irregular use. In 2018, among the group of boy names directly linked to Kiley, Kyle was the most widely used. Though Kiley is somewhat used more commonly as a girl name today, there was a period from 1971 to 1972 that it was more popular with boys. From 1978 on, increasingly more girls than boys were named Kiley.
† Pronunciation for Kiley: K as in "key (K.IY)" ; AY as in "side (S.AY.D)" ; L as in "lay (L.EY)" ; IY as in "eat (IY.T)"