Rosio
- US rank
- Unranked
- Syllables
- 2
- Peak
- #1,148 in 1981
0 babies were named Rosio in the US in 2025.
Found on lists
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US births per million girls, 1963–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Rosio you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryRosio first shows up in US birth records in 1963, the first year at least 5 babies got it. It has been in use for 62 years since.
- Best yearIts best year was 1981, when it reached #1,148.
About the name Rosio
Rosio is a girl name of English origin. It has 5 letters and 2 syllables, starting with R and ending in “-sio”. US birth records list Rosio for girls from 1963 to 2023, in 55 of those 61 years. Its best year was 1981, when it ranked #1,148 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:English names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1960s | 5.6 | 179,949 girls |
| 1970s | 32 | 31,017 girls |
| 1980s | 44 | 22,931 girls |
| 1990s | 41 | 24,643 girls |
| 2000s | 20 | 50,327 girls |
| 2010s | 3.8 | 262,467 girls |
| 2020s | 0.8 | 1,290,323 girls |
More English girl names
- Girl name: Olivia · olive tree
- Girl name: Charlotte · free
- Unisex name: Harper · harp player
- Girl name: Elizabeth · God is my oath
- Girl name: Lily · lily flower
- Girl name: Lucy · light
- Girl name: Lainey · possibly light
- Girl name: Scarlett · scarlet red
Questions about the name Rosio
What is the origin of the name Rosio?
Rosio has English roots in our records. Other English names include Olivia, Charlotte, Harper.
Is Rosio a boy or girl name?
Rosio is a girl name.
How popular is the name Rosio?
Rosio 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 #1,148 in 1981.