Lain
- US rank
- Unranked
- Syllables
- 1
- Peak
- #11,624 in 2004
0 babies were named Lain in the US in 2025.
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US births per million girls, 2004–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Lain you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryLain first shows up in US birth records in 1973, the first year at least 5 babies got it. It has been in use for 52 years since.
- Best yearIts best year was 2004, when it reached #11,624.
About the name Lain
Lain is a girl name of French origin. It has 4 letters and 1 syllable, starting with L and ending in “-ain”. US birth records list Lain for girls from 2004 to 2023, in 4 of those 20 years. Its best year was 2004, when it ranked #11,624 among girl names. It hasn't been given to 5 or more US babies in a year since 2023, so today it's a genuinely rare choice.
Origin:French names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 2000s | 1.8 | 560,748 girls |
| 2020s | 1.1 | 909,091 girls |
Other spellings of Lain
More French girl names
- Girl name: Charlotte · free
- Girl name: Evelyn · possibly desired
- Girl name: Violet · violet flower
- Girl name: Camila · temple attendant
- Girl name: Ellie · possibly light
- Girl name: Lainey · possibly light
- Unisex name: Avery · elf counsel
- Girl name: Eloise · possibly healthy, wide
Questions about the name Lain
What is the origin of the name Lain?
Lain has French roots in our records. Other French names include Charlotte, Evelyn, Violet.
Is Lain a boy or girl name?
Lain is a girl name, though a few boys get it too.
How popular is the name Lain?
Lain is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 2023. It peaked at #11,624 in 2004.