Kaien
Gender: Boy
Meaning: Bright, shining light
Origin: Irish/Scottish
Popularity: Ranked #7941 in 2025 with 10 babies born.
History: A variant or related form of Aileen. Shares the meaning 'Bright, shining light.'
Similar names: kadien, kaicen, kaiden, kaileen, kailen, kainen, kairen, kaisen
Name length: 5 letters
How common is Kaien? About 1 in 332,850 babies born in 2025 were named Kaien, or roughly 0 per day in the United States.
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Frequently asked about Kaien
What does the name Kaien mean?
Kaien means “Bright, shining light” from Irish/Scottish roots.
What is the origin of the name Kaien?
Kaien has Irish/Scottish origin. The traditional meaning is “Bright, shining light”.
How popular is Kaien?
Kaien ranked #7679 in 2025 — given to 10 babies that year.
When was Kaien most popular?
Kaien peaked in 2016 with 14 babies registered that year.
Is Kaien a boy or girl name?
Kaien is predominantly a boys' name — over 90% of Kaiens in registered births are male.
Is the name Kaien rising or falling in popularity?
Kaien has risen 1749 spots in the rankings over the last 5 years — from #9428 in 2020 to #7679 in 2025.
How long has Kaien been recorded?
Kaien appears in birth records across 17 years — from 2005 through 2025.