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Names › Kai
Kai
Recorded 78,710 times in US records since 1926. Peak year: 2022.
#140 ↗
U.S. rank · 2025
1 in 828
U.S. · 2025 records
Familiar
rarity tier
≈78,000
alive today (estimate) ⓘ
↗ rising
10-yr trend
How many Kais are there?

Alive in the US today estimate

Roughly 78,000 Kais are alive in the US today, we estimate. About 1 in 4,400 Americans.

Made from recorded births by year and sex, multiplied by survival to today's age (SSA life table). It can't see immigration, and it's an estimate, not a census: how the living estimate is made.

Popularity over time

Kai through the years, 1926–2025

2022 · 5,732 5,732 0
19262025
Peak Kai year: 2022 (ringed), with 5,732 recorded. Current usage: ~94% boys. counts of people issued a Social Security number, not a full count of births.

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Every figure on this page is computed from the U.S. Social Security Administration's national baby-names data (ssa.gov), and the living estimate uses the SSA actuarial life table: how we calculate this. Data through 2025; refreshed Jun 2026; living estimate as of 2026.