Kain
How to say it: KAYN · /ˈkeɪn/
Modern respelling of Biblical Cain (Hebrew 'acquired') - also associated with Irish Kane meaning 'warrior'.
Kain was the 295th most popular boys’ name in the United States in 2025, given to 94 babies (Social Security Administration). Its busiest decade was the 2010s, its births are down about 16% in ten years, and it is projected to slip to #367 by 2030.
Updated · SSA 2025 data, published May 2026 · Insee 2025 data, published July 2026 · How we compute these figures
Key facts
| Rank among boys’ names, 2025 | #295 |
|---|---|
| Babies born in 2025 | 94 |
| Share of births | 1 in 2,755 |
| Peak decade | 2010s |
| Change over 10 years | −16% |
| Projected rank for 2030 (estimate) | #367 |
| In France, 2025 | #1,664 among boys’ names, 5 births |
Sources: Social Security Administration (SSA), Insee (France). How we compute these figures.
Its life, decade by decade
Kain is a newcomer: almost all of its history is from the last forty years.
What goes with it
Nicknames
- Kai
Honouring a Kain in the family
In the classroom
In a class of 25 children born in 2025, the chance that another child is called Kain is about 1 in 115.
Around the world
This spelling is used in English, French, German, Hebrew.
In France: #1,664 for boys in 2025.
Famous people named Kain
- Kain Tapper (1930–2004)Finnish sculptor
From Wikidata and Wikipedia
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