NameCensus.

UK boy's name

Ciaran

An Irish masculine name meaning "little dark one" or "dark-haired".

For 2026, the newest official UK baby-name figures on this page are from 2024. That release is the current official benchmark rather than a forecast.

Ciaran is a boy's name in the UK records. People looking for Ciaran popularity in 2026 should use the latest official release, which is 2024 in this profile. In that release it ranked #800, with 41 babies registered with the name. Its strongest year in the published records was 2004, with 514 births.

This profile covers 5,251 England and Wales registrations across 29 recorded years from 1996 to 2024. The figures come from ONS England and Wales, NRS Scotland 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.

The latest count is about 8% of the recorded peak, which gives a quick read on how the name has moved since its high point.

We estimate that about 8,630 living people in the UK are called Ciaran. 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 2025 or 2026.

Key insights

  • Ciaran ranked #800 for boys in England and Wales in 2024, with 41 registrations.
  • The name peaked in 2004, when 514 boys were registered as Ciaran.
  • Ciaran ranks best in Scotland in the latest published regional snapshot for that area, where it placed #191 in 2024.
  • About 8,630 living people in the UK are estimated to have Ciaran as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#800

2024

Births in 2024

41

Latest year

Peak year

2004

514 births

Estimated living

8,630

2026

Meaning

What does Ciaran mean?

Ciaran is an Irish male given name derived from the Old Irish word ciar, meaning "black" or "dark". The name can be traced back to the 5th century AD and is associated with the early Christian saints of Ireland.

It is believed that the name Ciaran was first popularized by Saint Ciaran of Saigir, who lived from around 512 to 588 AD. He was an Irish monk and missionary who founded the monastery of Seir-Kieran in County Offaly, Ireland. Saint Ciaran is venerated in the Catholic Church and his feast day is celebrated on March 5th.

Another prominent figure in the history of the name Ciaran was Saint Ciaran of Clonmacnoise, who lived from around 516 to 549 AD. He was an Irish abbot and founder of the famous monastery of Clonmacnoise in County Offaly. Saint Ciaran of Clonmacnoise is also venerated in the Catholic Church, and his feast day is celebrated on September 9th.

In the Middle Ages, the name Ciaran was popular among Irish nobility and rulers. One notable example is Ciaran mac Máel Chróin, who was the King of Munster from 975 to 976 AD. Another historical figure with this name was Ciaran of Bellachmugha, a 12th-century Irish poet and religious scholar.

During the modern era, the name Ciaran has been carried by several notable individuals, such as Ciaran Hinds (born 1953), an Irish actor known for his roles in films like "Munich" and "Harry Potter and the Deathly Hallows: Part 2". Ciaran Carson (1948-2019) was an acclaimed Irish poet and writer, while Ciaran Byrne (born 1983) is an Irish professional boxer.

Other notable individuals with the name Ciaran include Ciaran Cuddihy (born 1963), an Irish former hurler who played for Waterford, and Ciaran O'Keeffe (born 1985), an Irish former professional footballer who played for clubs like Everton and Sunderland.

Sourced from namecensus.com.

Popularity

Ciaran over time

The chart below shows babies named Ciaran registered in England and Wales in the years where the name appears in the published records, from 1996 to 2024. Empty years are left out so rare names are not stretched across long periods where the published files do not show any registrations.

For Ciaran, the clearest high point is 2004. The latest England and Wales figure is 41 births in 2024, compared with 514 at the peak.

Babies born per year

Ciaran
0129257386514199620102024

Decades

Ciaran by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Ciaran 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 #894 176 5
2010s #535 828 10
2000s #165 3,036 10
1990s #130 1,211 4

Geography

Where Ciaran is most common

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

Ciaran ranks best in Scotland in the latest published regional snapshot for that area, where it placed #191 in 2024.

Scotland
22
Northern Ireland
9

Across the UK

Ciaran in Scotland and Northern Ireland

Scotland (NRS)

#191 in 2024

46 years of NRS records, 2,017 total registered

Northern Ireland (NISRA)

#216 in 2024

28 years of NISRA records, 1,444 total registered

Notable bearers

Famous people named Ciaran

  • Ciaran McSherry

    sport cyclist

    British sport cyclist

    2001-

  • Ciaran Knight

    rugby union player

    English rugby union footballer

    1998-

  • Ciaran McKenna

    association football player

    Scottish footballer (born 1998)

    1998-

  • Ciaran Parker

    rugby union player

    rugby union player (1995-)

    1995-

  • Ciaran Chambers

    badminton player

    badminton player

    1994-

  • Ciaran James

    water polo player

    British water polo player

    1991-

  • Ciaran Clark

    association football player

    association football player

    1989-

  • Ciaran Williams

    handball player

    British handball player

    1987-

Related

Names similar to Ciaran

FAQ

Ciaran: questions and answers

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

In 2024, Ciaran was ranked #800 for boys in England and Wales, with 41 births registered.

When was Ciaran most popular?

The peak year on record was 2004, with 514 babies registered as Ciaran in England and Wales.

What is the meaning and origin of Ciaran?

An Irish masculine name meaning "little dark one" or "dark-haired".

How many people are called Ciaran in the UK?

A total of 5,251 babies have been registered as Ciaran across the 29 years of ONS England & Wales records shown here, plus 2,017 more in Scotland and 1,444 in Northern Ireland.

Where is Ciaran most common?

In the latest published local rankings, Ciaran ranks best in Scotland, where it placed #191 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.