Kay
Facts about Kay
Meaning of Kay
Kay is a unisex name of Old English origin meaning 'rejoice,' symbolizing joy and happiness.
Spellings & variants
Popularity
Popularity trend
Kay currently ranks #250 in the Baby Name Swiper popularity ranking. In Sep '25, Kay ranked #126. In Sep '26, the name ranks #243. The name has fallen in popularity.
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Frequently asked questions about Kay
What does the name Kay mean?
Kay is a Dutch name. Kay is a unisex name of Old English origin meaning 'rejoice,' symbolizing joy and happiness.
How popular is Kay?
In 2025, 71 children were given this name. Within Baby Name Swiper Kay sits at number 250, and 9% of the people who saw it liked it.
Is Kay a boy's or girl's name?
Kay is a boy's name.
What language category does Kay belong to?
Kay is a name of Dutch origin.
What are variants of Kay?
Known variants of Kay include: Kay.
How do you pronounce Kay?
Kay has 3 letters. There is a button above to hear it pronounced.