NameCensus.

UK boy's name

Caoimhin

For 2026, the newest official UK baby-name figures on this page are from 2010. That release is the current official benchmark rather than a forecast.

Caoimhin is a boy's name in the UK records. People looking for Caoimhin popularity in 2026 should use the latest official release, which is 2010 in this profile. In that release it ranked #4678, with 3 babies registered with the name. Its strongest year in the published records was 2010, with 3 births.

This profile covers 3 England and Wales registrations across 1 recorded years from 2010 to 2010. The figures come from ONS England and Wales and NISRA Northern Ireland, 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.

Caoimhin is at its recorded peak in the England and Wales series.

We estimate that about 552 living people in the UK are called Caoimhin. 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 2011 or 2026.

Key insights

  • Caoimhin ranked #4678 for boys in England and Wales in 2010, with 3 registrations.
  • The name peaked in 2010, when 3 boys were registered as Caoimhin.
  • Caoimhin ranks best in Northern Ireland in the latest published regional snapshot for that area, where it placed #118 in 2024.
  • About 552 living people in the UK are estimated to have Caoimhin as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#4678

2010

Births in 2010

3

Latest year

Peak year

2010

3 births

Estimated living

552

2026

Decades

Caoimhin by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Caoimhin 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 #4678 3 1

Geography

Where Caoimhin is most common

The bars show the latest published local birth counts for Caoimhin. They are useful for spotting where the name is showing up in real numbers, while the rank beside each bar shows how strongly it performs inside that region.

Caoimhin ranks best in Northern Ireland in the latest published regional snapshot for that area, where it placed #118 in 2024.

Northern Ireland
18

Across the UK

Caoimhin in Scotland and Northern Ireland

Northern Ireland (NISRA)

#118 in 2024

28 years of NISRA records, 553 total registered

Related

Names similar to Caoimhin

FAQ

Caoimhin: questions and answers

How popular is the name Caoimhin in the UK right now?

In 2010, Caoimhin was ranked #4678 for boys in England and Wales, with 3 births registered.

When was Caoimhin most popular?

The peak year on record was 2010, with 3 babies registered as Caoimhin in England and Wales.

How many people are called Caoimhin in the UK?

A total of 3 babies have been registered as Caoimhin across the 1 years of ONS England & Wales records shown here and 553 in Northern Ireland.

Where is Caoimhin most common?

In the latest published local rankings, Caoimhin ranks best in Northern Ireland, where it placed #118 in 2024. The regional bars on this page use birth counts, so they also reflect the size of each region.

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.