UK girl's name
Roos
For 2026, the newest official UK baby-name figures on this page are from 2003. That release is the current official benchmark rather than a forecast.
Roos is a girl's name in the UK records. People looking for Roos popularity in 2026 should use the latest official release, which is 2003 in this profile. In that release it ranked #3099, with 5 babies registered with the name. Its strongest year in the published records was 2003, with 5 births.
This profile covers 5 England and Wales registrations across 1 recorded years from 2003 to 2003. The figures come from ONS England and Wales, so the page is a view of published baby-name registrations rather than a forecast or a live count of people using the name today.
Roos is at its recorded peak in the England and Wales series.
We estimate that about 5 living people in the UK are called Roos. This uses published birth registrations from England and Wales, Scotland and Northern Ireland, then applies ONS national life tables to estimate how many are likely still alive. It does not forecast extra births for 2004 or 2026.
Key insights
- • Roos ranked #3099 for girls in England and Wales in 2003, with 5 registrations.
- • The name peaked in 2003, when 5 girls were registered as Roos.
- • About 5 living people in the UK are estimated to have Roos as a first name, after adjusting past birth registrations with ONS life tables.
Latest rank (E&W)
#3099
2003
Births in 2003
5
Latest year
Peak year
2003
5 births
Estimated living
5
2026
Decades
Roos by decade
Decade totals smooth out the yearly jumps and make it easier to see whether Roos was a short-lived spike or a name that stayed in regular use. Average rank is calculated only from years where a published rank exists.
| Decade | Average rank | Total births | Years covered |
|---|---|---|---|
| 2000s | #3099 | 5 | 1 |
Related
Names similar to Roos
- Ruby 60,551
- Rebecca 45,764
- Rosie 35,558
- Rachel 19,034
- Rose 18,043
- Robyn 14,556
- Rosa 6,236
- Rhiannon 6,180
- Rachael 4,702
- Rebekah 4,395
- Rhianna 4,177
- Ruth 4,118
FAQ
Roos: questions and answers
How popular is the name Roos in the UK right now?
In 2003, Roos was ranked #3099 for girls in England and Wales, with 5 births registered.
When was Roos most popular?
The peak year on record was 2003, with 5 babies registered as Roos in England and Wales.
How many people are called Roos in the UK?
A total of 5 babies have been registered as Roos across the 1 years of ONS England & Wales records shown here.
Which records is this page based on?
The England and Wales timeline uses ONS baby-name records. Scotland figures come from NRS and Northern Ireland figures come from NISRA. Counts are registrations in published baby-name files. The living estimate uses those birth registrations with ONS national life tables.