Rhoslyn
- US rank
- Unranked
- Syllables
- 2
- Peak
- #9,151 in 2018
0 babies were named Rhoslyn in the US in 2025.
Found on lists
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US births per million girls, 2005–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Rhoslyn you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryRhoslyn first shows up in US birth records in 2005, 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 2018, when it reached #9,151.
About the name Rhoslyn
Rhoslyn is a gender-neutral name of Welsh origin. It has 7 letters and 2 syllables, starting with R and ending in “-lyn”. US birth records list Rhoslyn for girls from 2005 to 2019, in 3 of those 15 years. Its best year was 2018, when it ranked #9,151 among girl 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:Welsh names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 2000s | 0.6 | 1,562,500 girls |
| 2010s | 1.1 | 884,956 girls |
More Welsh names
- Unisex name: Owen · well-born
- Unisex name: Dylan · great tide
- Unisex name: Rowan · little red-haired one
- Boy name: Arthur · possibly bear
- Unisex name: Kai · sea
- Girl name: Cecilia · blind
- Boy name: Bryson · son of Brice
- Boy name: Evan · God is gracious
Questions about the name Rhoslyn
What is the origin of the name Rhoslyn?
Rhoslyn has Welsh roots in our records. Other Welsh names include Owen, Dylan, Rowan.
Is Rhoslyn a boy or girl name?
Both. Rhoslyn is used for boys and girls.
How popular is the name Rhoslyn?
Rhoslyn is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 2019. It peaked at #9,151 in 2018.