Girl Name · Greek Origin
Kay
Last reviewed: June 2026
Here is what we know about Kay: it is a girl name meaning "Rejoice", with Greek roots, and it lands in the Top 500 band of US popularity for 2026. Names like Kai share its phonetic family.
Names like Kay
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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. Names of Greek origin often share recognizable sounds and cultural roots that shape how the name reads today.
How do you pronounce Kay?
Kay has 3 letters and is most commonly stressed on the first syllable. Tap the pronunciation player on this page to hear it spoken aloud.
Is Kay a boy's or girl's name?
Kay is primarily used as a girl's name in US records, though usage can vary by region and era.
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. Open the "Names like Kay" rail on this page for the full list.