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Key
Pronounced KEE /ˈki/High
Meaning: A modern name from the English word 'key' (a fastening/opening tool, and a low island 'cay'); also an English/Irish surname and a short form of Key- names; routes layeredLow
Popularity in the U.S. · SSA data
U.S. births per year (Social Security Administration, 1880–present). Pink marker = peak year.
SSA data updated May 2026. How we source & verify this data.
History & Origin
Key reads as a modern name from the English word 'key' (a fastening/opening tool, and a low island 'cay'), also an English/Irish surname and a short form of Key- names (routes layered). A crisp name (said 'KEE').
In the U.S. it appears very rarely. Rare, a word/surname-name, and crisp.
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Frequently Asked
What does the name Key mean?
Key is a modern name from the English word 'key' (also a low island, 'cay'), and an English/Irish surname. The routes are layered.
How do you pronounce Key?
It's said KEE /ˈki/ — one syllable.
Is Key a boy or girl name?
Key is a boy's name here (it is used for both).
How popular is Key?
Key is a very rare name in the U.S.













