Rousseau
Gender-neutral name · French · Old French
- US rank
- Unranked
- Syllables
- 3
- Peak
- #12,145 in 2019
0 babies were named Rousseau in the US in 2025.
Found on lists
Save adds it to your list. Vote moves it up the top voted names.
US births per million boys, 2019–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Rousseau you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryRousseau first shows up in US birth records in 2019, the first year at least 5 babies got it. That makes it a fairly new name, younger than many of today's parents.
- Best yearIts best year was 2019, when it reached #12,145.
About the name Rousseau
Rousseau is a gender-neutral name of French and Old French origin. It has 8 letters and 3 syllables, starting with R and ending in “-eau”. US birth records list Rousseau for boys only in 2019, the one year at least 5 babies got it. Its best year was 2019, when it ranked #12,145 among boy names. It hasn't been given to 5 or more US babies in a year since 2019, so today it's a genuinely rare choice.
Origin:French namesOld French names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 2010s | 2.8 | 357,143 boys |
More French names
- Girl name: Charlotte · free
- Girl name: Evelyn · possibly desired
- Girl name: Violet · violet flower
- Boy name: Sebastian · venerable
- Girl name: Camila · temple attendant
- Boy name: Leo · lion
- Boy name: Daniel · God is my judge
- Girl name: Ellie · possibly light
Questions about the name Rousseau
What is the origin of the name Rousseau?
Rousseau has French, Old French roots in our records. Other French names include Charlotte, Evelyn, Violet.
Is Rousseau a boy or girl name?
Both. Rousseau is used for boys and girls.
How popular is the name Rousseau?
Rousseau is rare: fewer than 5 US boys got it in 2025, and it was last given to 5 or more in 2019. It peaked at #12,145 in 2019.