First name content excerpted from The Complete Idiot's Guide to 30,000 Baby Names © 2005 by Marcia Layton Turner. Buy this book online or call 1-800-253-6476.
Last name content copyright © 2006 Patrick Hanks.
First name origin & meaning:
Latin: Rejoice; variation of Gaius
First name variations: Cai, Caio, Kay, Kaye, Keye, Keyes, Cais, Caius
Last name origin & meaning:
English and Irish: variant spelling of Keyes.
This name appears in the following lists: Before They Were Famous - Name Changers, Pop Princes and Princesses