Kainan
- US rank
- #3,757
- Syllables
- 2
- Peak
- #2,017 in 2018
29 babies were named Kainan in the US in 2025. It has dropped 732 places in five years.
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US births per million boys, 1992–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Kainan you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 58,824 baby boys born in the US in 2025 was named Kainan, 29 babies in all. In a typical school of 500 kids, your Kainan would very likely be the only one.
- HistoryKainan first shows up in US birth records in 1992, the first year at least 5 babies got it. It has been in use for 33 years since.
- Best yearIts best year was 2018, when it reached #2,017.
- Then vs nowKainan is 2.6× more common today than it was in 2000. In 2000 it was given to about 1 in 151,515 baby boys; in 2025, about 1 in 58,824.
- TrendKainan has slipped 732 places over the last five years and now sits at #3,757. Good news if you want a familiar name that fewer kids will share.
About the name Kainan
Kainan is a boy name of Irish and Welsh origin. It has 6 letters and 2 syllables, starting with K and ending in “-nan”. US birth records list Kainan for boys from 1992 to 2025, in 34 of those 34 years. Its best year was 2018, when it ranked #2,017 among boy names. In 2025 it ranked #3,757, with 29 babies.
Origin:Irish namesWelsh names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1990s | 5.5 | 183,066 boys |
| 2000s | 9.2 | 108,932 boys |
| 2010s | 21 | 47,710 boys |
| 2020s | 24 | 41,958 boys |
Other spellings of Kainan
More Irish boy names
- Boy name: Liam · resolute protector
- Unisex name: Owen · well-born
- Unisex name: Logan · little hollow
- Unisex name: Nolan · descendant of Nuallán
- Unisex name: Gael · a Gael
- Boy name: Arthur · possibly bear
- Unisex name: Ryan · little king
- Boy name: Dominic · of the Lord
Questions about the name Kainan
What is the origin of the name Kainan?
Kainan has Irish, Welsh roots in our records. Other Irish names include Liam, Owen, Logan.
Is Kainan a boy or girl name?
Kainan is a boy name.
How popular is the name Kainan?
Kainan ranked #3,757 for US boys in 2025, given to 29 babies. Its best year was 2018 (#2,017).