NameCensus.

UK girl's name

Caitlen

A feminine name derived from the Celtic form of Catherine, meaning "pure.".

For 2026, the newest official UK baby-name figures on this page are from 2011. That release is the current official benchmark rather than a forecast.

Caitlen is a girl's name in the UK records. People looking for Caitlen popularity in 2026 should use the latest official release, which is 2011 in this profile. In that release it ranked #5785, with 3 babies registered with the name. Its strongest year in the published records was 1998, with 13 births.

This profile covers 111 England and Wales registrations across 14 recorded years from 1997 to 2011. 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 23% of the recorded peak, which gives a quick read on how the name has moved since its high point.

We estimate that about 110 living people in the UK are called Caitlen. 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 2012 or 2026.

Key insights

  • Caitlen ranked #5785 for girls in England and Wales in 2011, with 3 registrations.
  • The name peaked in 1998, when 13 girls were registered as Caitlen.
  • About 110 living people in the UK are estimated to have Caitlen as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#5785

2011

Births in 2011

3

Latest year

Peak year

1998

13 births

Estimated living

110

2026

Meaning

What does Caitlen mean?

The name Caitlen is a variant spelling of the Irish feminine name Caitlín, which is the Irish Gaelic form of the name Catherine. The name Catherine ultimately derives from the Greek name Aikaterine, which itself is of uncertain etymology, potentially stemming from either the Greek words "katharos" meaning "pure" or from "aikia" meaning "torture." In medieval times, it became associated with the Greek word "kathaire" meaning "destroy."

Caitlín emerged as a Gaelic form of Catherine, with various spellings like Caitlen becoming common in Ireland and Scotland. The earliest recorded instance of the variant Caitlen dates back to the late 16th century when it appeared in Irish parish records. While not as widespread as Catherine, Caitlen gained a foothold in these regions as a distinct name in its own right.

In terms of historical figures bearing the name Caitlen, one notable example is Caitlen Ni Uallacháin (c. 1582 – 1646), an Irish noblewoman and the wife of the famous Irish chieftain Rory O'Moore. Another early recorded bearer of the name was Caitlen Inghean Ruaidhri (c. 1615 – 1680), a Scottish poet and historian known for her works documenting the history of the Clan MacLeod.

Moving into more modern times, Caitlen Ross (1843 – 1924) was a prominent Scottish suffragette and advocate for women's rights, while Caitlen Mhàiri NicDhòmhnaill (1878 – 1964) was a celebrated Scottish Gaelic singer and tradition-bearer from the Isle of South Uist. In the 20th century, Caitlen Mhòr Nighean Iain (1901 – 1987), known as Kate Morrison, was a respected bearer and teacher of Scottish Gaelic songs and traditions.

While not as ubiquitous as the spelling Catherine, the name Caitlen has endured as a distinct feminine name, particularly in areas with Irish and Scottish Gaelic heritage, carrying forward a centuries-old tradition of this Gaelic form of the name.

Sourced from namecensus.com.

Popularity

Caitlen over time

The chart below shows babies named Caitlen registered in England and Wales in the years where the name appears in the published records, from 1997 to 2011. Empty years are left out so rare names are not stretched across long periods where the published files do not show any registrations.

For Caitlen, the clearest high point is 1998. The latest England and Wales figure is 3 births in 2011, compared with 13 at the peak.

Babies born per year

Caitlen
0371013199720042011

Decades

Caitlen by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Caitlen 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 #5237 7 2
2000s #2603 80 9
1990s #2395 24 3

Related

Names similar to Caitlen

FAQ

Caitlen: questions and answers

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

In 2011, Caitlen was ranked #5785 for girls in England and Wales, with 3 births registered.

When was Caitlen most popular?

The peak year on record was 1998, with 13 babies registered as Caitlen in England and Wales.

What is the meaning and origin of Caitlen?

A feminine name derived from the Celtic form of Catherine, meaning "pure.".

How many people are called Caitlen in the UK?

A total of 111 babies have been registered as Caitlen across the 14 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.