UK name, mostly girls
Ruo
For 2026, the newest official UK baby-name figures on this page are from 2017. That release is the current official benchmark rather than a forecast.
Ruo is mostly registered for girls in the UK records. People looking for Ruo popularity in 2026 should use the latest official release, which is 2017 in this profile. In that release it ranked #5765, with 3 babies registered with the name. Its strongest year in the published records was 2009, with 8 births.
This profile covers 43 England and Wales registrations across 8 recorded years from 2009 to 2017. 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.
The latest count is about 38% of the recorded peak, which gives a quick read on how the name has moved since its high point.
We estimate that about 43 living people in the UK are called Ruo. 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 2018 or 2026.
Key insights
- • Ruo ranked #5765 for girls in England and Wales in 2017, with 3 registrations.
- • The name peaked in 2009, when 8 girls were registered as Ruo.
- • About 43 living people in the UK are estimated to have Ruo as a first name, after adjusting past birth registrations with ONS life tables.
- • Across the England and Wales records shown here, 93.5% of Ruo registrations are for girls.
Latest rank (E&W)
#5765
2017
Births in 2017
3
Latest year
Peak year
2009
8 births
Estimated living
43
2026
Gender
Boy and girl registrations for Ruo
In England and Wales birth records, Ruo has been registered for both boys and girls. Across the years shown here, 6.5% of registrations are for boys and 93.5% are for girls.
These figures use the sex categories in the published baby-name files. They are useful for spotting how the name is used at registration, but they are not a live measure of gender identity or everyone living with the name today.
Ruo registered for boys
- Ranked #4,647 in 2011
- 3 boys registered in 2011
- Peak: 2011 (3 births)
Ruo registered for girls
- Ranked #5,765 in 2017
- 3 girls registered in 2017
- Peak: 2009 (8 births)
Popularity
Ruo over time
The chart below compares boys and girls registered as Ruo in England and Wales, from 2009 to 2017. Empty years are left out so rare names are not stretched across long periods where the published files do not show any registrations.
For Ruo, the clearest high point is 2009. The latest England and Wales figure is 3 births in 2017, compared with 8 at the peak.
Babies born per year
Decades
Ruo by decade
Decade totals smooth out the yearly jumps and make it easier to see whether Ruo 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 |
|---|---|---|---|
| 2010s | #4333 | 35 | 7 |
| 2000s | #2759 | 8 | 1 |
Related
Names similar to Ruo
- 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
Ruo: questions and answers
How popular is the name Ruo in the UK right now?
In 2017, Ruo was ranked #5765 for girls in England and Wales, with 3 births registered.
When was Ruo most popular?
The peak year on record was 2009, with 8 babies registered as Ruo in England and Wales.
How many people are called Ruo in the UK?
A total of 43 babies have been registered as Ruo across the 8 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.