Ky
Gender: Boy
Meaning: Sea, fire, narrow
Origin: Hawaiian/Scottish/Welsh
Popularity: Ranked #3623 in 2025 with 31 babies born.
History: A variant or related form of Kye, meaning sea, fire, narrow.
Similar names: kay, kayah, key, khy, kiyah, koy, kya, kye
Name length: 2 letters
How common is Ky? About 1 in 107,371 babies born in 2025 were named Ky, or roughly 0.1 per day in the United States.
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Frequently asked about Ky
What does the name Ky mean?
Ky means “Sea, fire, narrow” from Hawaiian/Scottish/Welsh roots.
What is the origin of the name Ky?
Ky has Hawaiian/Scottish/Welsh origin. The traditional meaning is “Sea, fire, narrow”.
How popular is Ky?
Ky ranked #3583 in 2025 — given to 31 babies that year.
When was Ky most popular?
Ky peaked in 1992 with 42 babies registered that year.
Is Ky a boy or girl name?
Ky is predominantly a boys' name — over 90% of Kys in registered births are male.
Is the name Ky rising or falling in popularity?
Ky has risen 459 spots in the rankings over the last 5 years — from #4042 in 2020 to #3583 in 2025.
How long has Ky been recorded?
Ky appears in birth records across 68 years — from 1950 through 2025.