Mo
Gender-neutral name · French · Irish
- US rank
- Unranked
- Syllables
- 1
- Peak
- #12,876 in 2016
0 babies were named Mo in the US in 2025.
Save adds it to your list. Vote moves it up the top voted names.
US births per million girls, 2016–2025
US births per million boys, 2013–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Mo you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryMo first shows up in US birth records in 2013, 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 2016, when it reached #12,876.
About the name Mo
Mo is a gender-neutral name of French and Irish origin. It has 2 letters and 1 syllable, starting with M and ending in “-mo”. US birth records list Mo for girls only in 2016, the one year at least 5 babies got it. Its best year was 2016, when it ranked #12,876 among girl names. It hasn't been given to 5 or more US babies in a year since 2016, so today it's a genuinely rare choice.
Origin:French namesIrish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 2010s | 4.0 | 250,000 girls |
| Decade | Babies per million | About 1 in |
|---|---|---|
| 2010s | 1.1 | 945,946 boys |
| 2020s | 0.9 | 1,142,857 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 Mo
What is the origin of the name Mo?
Mo has French, Irish roots in our records. Other French names include Charlotte, Evelyn, Violet.
Is Mo a boy or girl name?
Both. Mo is used for boys and girls.
How popular is the name Mo?
Mo is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 2016. It peaked at #12,876 in 2016.