Kay - name meaning, origin

The boy's name Kay \

, also used as girl's name Kay, is of Latin and Old Welsh origin, and its meaning is "happy, rejoicing". From Gaius. Ancient name borne, in legend, by a knight of the Round Table. Now more common as a woman's name.

Kay has 2 variant forms: Kai and Keh.

For more information, see also related names Keyes and Caius.

Baby names that sound like Kay are Kaye, Gay and Key.

Kay is an uncommon first name for men but a very common last name for both men and women (#1508 out of 88799). (1990 U.S. Census)

Displayed below is the baby name popularity trend for the boy name Kay. Compare Kay with its variant forms and related boy names.