NameCensus.

UK girl's name

Siomha

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.

Siomha is a girl's name in the UK records. People looking for Siomha 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 2017, with 3 births.

This profile covers 3 England and Wales registrations across 1 recorded years from 2017 to 2017. 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.

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

We estimate that about 6 living people in the UK are called Siomha. 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

  • Siomha ranked #5765 for girls in England and Wales in 2017, with 3 registrations.
  • The name peaked in 2017, when 3 girls were registered as Siomha.
  • Siomha ranks best in Northern Ireland in the latest published regional snapshot for that area, where it placed #384 in 2006.
  • About 6 living people in the UK are estimated to have Siomha as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#5765

2017

Births in 2017

3

Latest year

Peak year

2017

3 births

Estimated living

6

2026

Decades

Siomha by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Siomha 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 #5765 3 1

Geography

Where Siomha is most common

The bars show the latest published local birth counts for Siomha. 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.

Siomha ranks best in Northern Ireland in the latest published regional snapshot for that area, where it placed #384 in 2006.

Northern Ireland
3

Across the UK

Siomha in Scotland and Northern Ireland

Northern Ireland (NISRA)

#384 in 2006

1 years of NISRA records, 3 total registered

Related

Names similar to Siomha

FAQ

Siomha: questions and answers

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

In 2017, Siomha was ranked #5765 for girls in England and Wales, with 3 births registered.

When was Siomha most popular?

The peak year on record was 2017, with 3 babies registered as Siomha in England and Wales.

How many people are called Siomha in the UK?

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

Where is Siomha most common?

In the latest published local rankings, Siomha ranks best in Northern Ireland, where it placed #384 in 2006. 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.