Dewain
Boy name · American · Celtic · Irish
- US rank
- Unranked
- Syllables
- 2
- Peak
- #1,496 in 1942
0 babies were named Dewain in the US in 2025.
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US births per million boys, 1913–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Dewain you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryDewain first shows up in US birth records in 1913, the first year at least 5 babies got it. It has been in use for 112 years since.
- Best yearIts best year was 1942, when it reached #1,496.
About the name Dewain
Dewain is a boy name of American, Celtic and Irish origin. It has 6 letters and 2 syllables, starting with D and ending in “-ain”. US birth records list Dewain for boys from 1913 to 2000, in 72 of those 88 years. Its best year was 1942, when it ranked #1,496 among boy names. It hasn't been given to 5 or more US babies in a year since 2000, so today it's a genuinely rare choice.
Origin:American namesCeltic namesIrish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1910s | 5.2 | 191,257 boys |
| 1920s | 11 | 91,158 boys |
| 1930s | 13 | 77,942 boys |
| 1940s | 9.6 | 104,493 boys |
| 1950s | 6.5 | 153,846 boys |
| 1960s | 5.8 | 172,117 boys |
| 1970s | 4.8 | 206,612 boys |
| 1980s | 1.5 | 653,595 boys |
| 1990s | 0.9 | 1,162,791 boys |
| 2000s | 2.5 | 400,000 boys |
More American boy names
- Boy name: Henry · ruler of the home
- Unisex name: Maverick · independent, unbranded
- Unisex name: Kai · sea
- Unisex name: Jace · healer
- Boy name: Jaxon · son of Jack
- Boy name: Milo · possibly gracious
- Boy name: Bryson · son of Brice
- Boy name: Louis · famous warrior
Questions about the name Dewain
What is the origin of the name Dewain?
Dewain has American, Celtic, Irish roots in our records. Other American names include Henry, Maverick, Kai.
Is Dewain a boy or girl name?
Dewain is a boy name.
How popular is the name Dewain?
Dewain is rare: fewer than 5 US boys got it in 2025, and it was last given to 5 or more in 2000. It peaked at #1,496 in 1942.