Kaien
Boy nameKaien has been given to 138 babies in the U.S. since 2005. It peaked in 2016. In 2025, about 1 in 170,808 boys was named Kaien.
Popularity over time births per year, 1880–2025
Total babies
138
Peak year
2016 (14 babies)
Rank in 2025
Below top 1000
First recorded
2005
10-year trend
▲ +100%
Gender split
All boys
Spellings & variants
Names one letter away from Kaien — alternate spellings parents actually use.
Names with a similar vibe
Same primary gender, peaked around the same years, and roughly as common as Kaien.
Sibling name ideas for Kaien
Same era and popularity as Kaien, avoiding matching initials or rhymes.
FAQ
How popular is the name Kaien?
Kaien has been given to 138 babies in the U.S. since 2005. It ranked below the top 1000 in 2025.
When did the name Kaien peak?
Kaien peaked in 2016, when 14 babies were given the name.
Is Kaien a girl or boy name?
Kaien is primarily a boy name (100% of babies named Kaien are boys).
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