16,246births recorded
8Countries
1Variants
2025Peak · Ireland
#5Ireland 2025
Oisin is a boy name family recorded 16,246 times in 8 countries since 1965. It ranks highest today in Ireland (#5 in 2025). Its all-time peak was in Ireland in 2025, at 826.0 births per 100,000.
Popularity by country
Births per 100,000 newborns, all forms of the name combined.
All forms of Oisin
| Variants | Language | Total births | Country | Latest rank | Peak year | 10-year trend |
|---|---|---|---|---|---|---|
| Oisin | English | 11,313 | 🇮🇪 Ireland | #5 | 2025 | ▲ 29 % |
| Oisin | English | 2,886 | 🇬🇧 Northern Ireland | #6 | 2023 | ▲ 37 % |
| Oisin | English | 1,330 | 🏴 England & Wales | #517 | 2021 | ▲ 84 % |
| Oisin | English | 513 | 🇺🇸 United States | #4539 | 2020 | ▲ 53 % |
| Oisin | English | 167 | 🏴 Scotland | #262 | 2021 | ▲ 180 % |
| Oisin | English | 25 | 🇫🇷 France | – | 2024 | – |
Questions about Oisin
How popular is the name Oisin?
In 2025 it ranked #5 in Ireland. Official registers record 16,246 births across 8 countries.
When was Oisin most popular?
It peaked in Ireland in 2025, at 826.0 births per 100,000.
Is Oisin a boy or a girl name?
In official birth registers, Oisin is a boy name.