Girl Name · Greek Origin
Kay
Last reviewed: June 2026
Kay — a girl name from the Greek tradition — is familiar without being overly common. Its meaning, "Rejoice", anchors the name in something deeper than sound alone. If Kai is on your shortlist, Kay belongs in the same conversation.
Names like Kay
Frequently asked about Kay
What does the name Kay mean?
Kay means "Rejoice" and is of Greek origin.
What is the origin of Kay?
Kay originates in Greek naming tradition.
How do you pronounce Kay?
Kay has 3 letters and is most commonly stressed on the first syllable.
Is Kay a boy's or girl's name?
Kay is primarily used as a girl's name in US records.
How popular is Kay in 2026?
In our 2026 popularity tracker, Kay sits in the Top 500 tier — familiar without being overly common.
What names are similar to Kay?
Names that share Kay's sound and style include Kai, Kaye, Kaia, Kaya, Koa.