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Home › Baby Names Directory › Kaien

Kaien

♂ Boy

Pronounced KY-en /ˈkaɪ.ɛn/Medium

Meaning: A modern name, joining Kai (variously 'the sea', Hawaiian; 'ocean', Japanese) with an -en ending; no single fixed root; routes uncertainLow

In 30 seconds: A modern name; a Kai ('sea') + -en blend: Kaien. Crisp, modern, and warm (said 'KY-en').
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Origin LowAmerican, Hawaiian
MeaningA modern name, joining Kai (variously 'the sea', Hawaiian; 'ocean', Japanese) with an -en ending; no single fixed root; routes uncertain
U.S. rank (2025)#7941 ↗ Rising
2025 U.S. births10 boys (0.00% of U.S. boys)
Peak year2016
Total births (all-time)≈ 137

Popularity in the U.S. · SSA data

peak 201620052025

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

Kaien is a modern name, with no single fixed root — joining Kai (variously 'the sea', Hawaiian; 'ocean', Japanese) with an -en ending (routes uncertain, which we flag honestly). A crisp, modern name (said 'KY-en').

It registers thinly in records. Rare, a-recent-coinage, and modern.

Did you know? Kaien is a modern name, joining Kai ('the sea') with an -en ending — a crisp, modern name (the routes are uncertain, which we note; said 'KY-en').
Overall data confidence 28%
U.S. Social Security Administration name files — routes uncertain

Variations

KaiyenKaienKaen

Nicknames

Kai

Famous Bearers

  • Famous bearers coming soon.

If you like Kaien…

Kai— a name in its blend
Kaiden— a sound-neighbor Kai- boys' name
Kaison— a fellow Kai- boys' name
Jaylen— a companion -en boys' name

Explore names like Kaien

By themeuncertainenglishcoinageamerican
By meaningSea / Water

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Frequently Asked

What does the name Kaien mean?

Kaien joins Kai ('the sea') with an -en ending; it has no single fixed meaning, so we flag it.

How do you pronounce Kaien?

It's said KY-en /ˈkaɪ.ɛn/ — two syllables, stress on the first.

Is Kaien a boy or girl name?

Kaien is a boy's name.

How popular is Kaien?

Kaien is a very rare name in the U.S.

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