UK boy's name
Kai-James
For 2026, the newest official UK baby-name figures on this page are from 2021. That release is the current official benchmark rather than a forecast.
Kai-James is a boy's name in the UK records. People looking for Kai-James popularity in 2026 should use the latest official release, which is 2021 in this profile. In that release it ranked #4789, with 3 babies registered with the name. Its strongest year in the published records was 2015, with 5 births.
This profile covers 37 England and Wales registrations across 10 recorded years from 2010 to 2021. 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 60% of the recorded peak, which gives a quick read on how the name has moved since its high point.
We estimate that about 37 living people in the UK are called Kai-James. 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 2022 or 2026.
Key insights
- • Kai-James ranked #4789 for boys in England and Wales in 2021, with 3 registrations.
- • The name peaked in 2015, when 5 boys were registered as Kai-James.
- • About 37 living people in the UK are estimated to have Kai-James as a first name, after adjusting past birth registrations with ONS life tables.
Latest rank (E&W)
#4789
2021
Births in 2021
3
Latest year
Peak year
2015
5 births
Estimated living
37
2026
Popularity
Kai-James over time
The chart below shows babies named Kai-James registered in England and Wales in the years where the name appears in the published records, from 2010 to 2021. Empty years are left out so rare names are not stretched across long periods where the published files do not show any registrations.
For Kai-James, the clearest high point is 2015. The latest England and Wales figure is 3 births in 2021, compared with 5 at the peak.
Babies born per year
Decades
Kai-James by decade
Decade totals smooth out the yearly jumps and make it easier to see whether Kai-James 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 |
|---|---|---|---|
| 2020s | #4789 | 3 | 1 |
| 2010s | #4197 | 34 | 9 |
Related
Names similar to Kai-James
- Kieran 30,429
- Kyle 28,463
- Kai 24,432
- Kian 17,666
- Kayden 8,305
- Kevin 7,927
- Kane 7,149
- Kaiden 5,762
- Kieron 4,547
- Kacper 4,366
- Kye 4,012
- Kit 3,529
FAQ
Kai-James: questions and answers
How popular is the name Kai-James in the UK right now?
In 2021, Kai-James was ranked #4789 for boys in England and Wales, with 3 births registered.
When was Kai-James most popular?
The peak year on record was 2015, with 5 babies registered as Kai-James in England and Wales.
How many people are called Kai-James in the UK?
A total of 37 babies have been registered as Kai-James across the 10 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.