NameCensus.

UK name, mostly boys

Kaelin

A feminine name of Old Irish origin meaning "slender".

For 2026, the newest official UK baby-name figures on this page are from 2014. That release is the current official benchmark rather than a forecast.

Also recorded as a girls' name in the UK, with 27 girls.

Kaelin is mostly registered for boys in the UK records. People looking for Kaelin popularity in 2026 should use the latest official release, which is 2014 in this profile. In that release it ranked #4632, with 3 babies registered with the name. Its strongest year in the published records was 2004, with 8 births.

This profile covers 36 England and Wales registrations across 7 recorded years from 2001 to 2014. 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 36 living people in the UK are called Kaelin. 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 2015 or 2026.

Key insights

  • Kaelin ranked #4632 for boys in England and Wales in 2014, with 3 registrations.
  • The name peaked in 2004, when 8 boys were registered as Kaelin.
  • Kaelin is also recorded for girls, but the boys side is the larger UK variant in these records.
  • About 36 living people in the UK are estimated to have Kaelin as a first name, after adjusting past birth registrations with ONS life tables.
  • Across the England and Wales records shown here, 57.1% of Kaelin registrations are for boys.

Latest rank (E&W)

#4632

2014

Births in 2014

3

Latest year

Peak year

2004

8 births

Estimated living

36

2026

Gender

Boy and girl registrations for Kaelin

In England and Wales birth records, Kaelin has been registered for both boys and girls. Across the years shown here, 57.1% of registrations are for boys and 42.9% 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.

57% boys
43% girls
Boys36 (57.1%)Girls27 (42.9%)

Kaelin registered for boys

  • Ranked #4,632 in 2014
  • 3 boys registered in 2014
  • Peak: 2004 (8 births)

Kaelin registered for girls

  • Ranked #5,876 in 2012
  • 3 girls registered in 2012
  • Peak: 2006 (5 births)

Meaning

What does Kaelin mean?

The name Kaelin is believed to have originated from the Scottish Gaelic and Irish Gaelic languages. It is thought to be derived from the Old Irish word 'caol' or 'caelan', which means 'slender' or 'thin'.

The name Kaelin has been in use since at least the 16th century in Scotland and Ireland. It was originally a masculine name but has become more commonly used as a feminine name in modern times.

One of the earliest recorded instances of the name Kaelin is found in the Annals of Ulster, an ancient Irish chronicle that covers events from the 5th to the 16th century. In this text, the name is spelled 'Caelán'.

In the 17th century, the name Kaelin appears in the Scottish Gaelic poetry of Alasdair MacMhaighstir Alasdair, a renowned Scottish poet and political activist.

One of the earliest known individuals to bear the name Kaelin was Caelán of Leinster, an Irish poet who lived in the 8th century. He is best known for his work 'The Poems of Caelán', which is considered a significant contribution to early Irish literature.

Another notable figure with the name Kaelin was Caelán Bán mac Buachaill, an Irish poet and historian who lived in the 15th century. He was a member of a prominent family of poets and is known for his work 'The Book of Caelán Bán'.

In the 19th century, Kaelin was the name of a character in the novel 'The Fair God' by Lew Wallace, published in 1873. The character was a Native American princess, which helped to popularize the name in the United States.

Other historical figures with the name Kaelin include Kaelin Deery (1892-1965), an Irish politician and member of the Irish Republican Army, and Kaelin Guédry (1912-1994), a French-Canadian soldier who served in World War II.

While the name Kaelin has been in use for centuries, it has become more widely known and popularized in recent times, particularly in the United States and other English-speaking countries.

Sourced from namecensus.com.

Popularity

Kaelin over time

The chart below compares boys and girls registered as Kaelin in England and Wales, from 2001 to 2014. Empty years are left out so rare names are not stretched across long periods where the published files do not show any registrations.

For Kaelin, the clearest high point is 2004. The latest England and Wales figure is 3 births in 2014, compared with 8 at the peak.

Babies born per year

BoysGirls
035810200120072014

Decades

Kaelin by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Kaelin 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 #4659 6 2
2000s #2340 30 5

Related

Names similar to Kaelin

FAQ

Kaelin: questions and answers

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

In 2014, Kaelin was ranked #4632 for boys in England and Wales, with 3 births registered.

When was Kaelin most popular?

The peak year on record was 2004, with 8 babies registered as Kaelin in England and Wales.

What is the meaning and origin of Kaelin?

A feminine name of Old Irish origin meaning "slender".

How many people are called Kaelin in the UK?

A total of 36 babies have been registered as Kaelin across the 7 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.