16,544births recorded
6Countries
2Variants
1999Peak · Ireland
#29Ireland 2025
Roisin is a girl name family recorded 16,544 times in 6 countries since 1915. It ranks highest today in Ireland (#29 in 2025). Its all-time peak was in Ireland in 1999, at 582.1 births per 100,000. Elsewhere it is mostly given as Rosaleen (United States).
Popularity by country
Births per 100,000 newborns, all forms of the name combined.
Which form wins where
Births per 100,000 newborns for each form, in the selected country.
All forms of Roisin
| Variants | Language | Total births | Country | Latest rank | Peak year | 10-year trend |
|---|---|---|---|---|---|---|
| Roisin | English | 9,960 | 🇮🇪 Ireland | #29 | 1999 | ▼ 13 % |
| Roisin | English | 2,170 | 🏴 England & Wales | #1166 | 1997 | ▼ 46 % |
| Roisin | English | 987 | 🇺🇸 United States | #2691 | 2025 | ▲ 154 % |
| Roisin | English | 645 | 🏴 Scotland | #474 | 1993 | ▲ 57 % |
| Roisin | English | 427 | 🇬🇧 Northern Ireland | #177 | 1998 | ▲ 15 % |
| Roisin | English | 7 | 🇨🇦 Ontario | – | 1999 | – |
| Rosaleen | English | 1,218 | 🇺🇸 United States | #6325 | 2019 | ▲ 17 % |
| Rosaleen | English | 1,089 | 🇮🇪 Ireland | – | 1964 | – |
| Rosaleen | English | 24 | 🏴 England & Wales | – | 2018 | – |
| Rosaleen | English | 10 | 🏴 Scotland | – | 1988 | – |
| Rosaleen | English | 7 | 🇨🇦 Ontario | – | 1971 | – |
How we grouped these names
- Rosaleen ↔ Roisin — Wikidata “said to be the same as”
Questions about Roisin
How popular is the name Roisin?
In 2025 it ranked #29 in Ireland. Official registers record 16,544 births across 6 countries.
What is Roisin in other languages?
Rosaleen (English).
When was Roisin most popular?
It peaked in Ireland in 1999, at 582.1 births per 100,000.
Is Roisin a boy or a girl name?
In official birth registers, Roisin is a girl name.