NameCensus.

UK girl's name

Kaetlyn

A feminine name derived from Katherine, meaning "pure, clear, virginal".

For 2026, the newest official UK baby-name figures on this page are from 2006. That release is the current official benchmark rather than a forecast.

Kaetlyn is a girl's name in the UK records. People looking for Kaetlyn popularity in 2026 should use the latest official release, which is 2006 in this profile. In that release it ranked #5061, with 3 babies registered with the name. Its strongest year in the published records was 2006, with 3 births.

This profile covers 3 England and Wales registrations across 1 recorded years from 2006 to 2006. 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.

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

We estimate that about 3 living people in the UK are called Kaetlyn. 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 2007 or 2026.

Key insights

  • Kaetlyn ranked #5061 for girls in England and Wales in 2006, with 3 registrations.
  • The name peaked in 2006, when 3 girls were registered as Kaetlyn.
  • About 3 living people in the UK are estimated to have Kaetlyn as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#5061

2006

Births in 2006

3

Latest year

Peak year

2006

3 births

Estimated living

3

2026

Meaning

What does Kaetlyn mean?

The name Kaetlyn is a modern English variant of the traditional feminine name Caitlin or Cathleen, which originated from the ancient Irish name Caitlín. This name traces its roots back to the 8th century and is derived from the Gaelic words "cath" meaning "battle" and "lín" meaning "little girl" or "younger daughter."

Historically, the name Caitlín was popular among Irish families, particularly those with ties to the ancient Celtic culture and traditions. It gained wider recognition and usage across Ireland and Scotland during the Middle Ages, with references found in various medieval texts and records.

One of the earliest known mentions of the name Caitlín can be found in the Annals of Ulster, a chronicle of medieval Irish history, which records the death of a woman named Caitlín in the year 738 AD. Additionally, the name appears in several Irish legends and folklore, often associated with strong and courageous female characters.

Throughout history, there have been notable individuals who bore the name Caitlín or its variants, including Saint Cathleen of Béara (1454-1542), an Irish nun and mystic; Caitlín Ní Uallacháin (1566-1629), an Irish noblewoman and patron of the arts; and Cathleen ni Houlihan (a personification of Ireland in Irish mythology).

As the name spread beyond Ireland, it evolved into various spellings and pronunciations. One such variant is Kaetlyn, a modern spelling that emerged in the late 20th century, likely influenced by the popularity of alternative spellings and the desire for a unique or distinctive name.

Notable individuals named Kaetlyn include Kaetlyn Osmond (born 1995), a Canadian figure skater and Olympic medalist; Kaetlyn Arizmendi (born 1989), an American singer and songwriter; and Kaetlyn Dembkoski (born 1995), a Canadian ice hockey player.

While the name Kaetlyn may be a relatively recent adaptation, it carries the rich cultural heritage and historical significance of its Irish roots, reflecting the enduring appeal of this ancient name across generations.

Sourced from namecensus.com.

Decades

Kaetlyn by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Kaetlyn 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
2000s #5061 3 1

Related

Names similar to Kaetlyn

FAQ

Kaetlyn: questions and answers

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

In 2006, Kaetlyn was ranked #5061 for girls in England and Wales, with 3 births registered.

When was Kaetlyn most popular?

The peak year on record was 2006, with 3 babies registered as Kaetlyn in England and Wales.

What is the meaning and origin of Kaetlyn?

A feminine name derived from Katherine, meaning "pure, clear, virginal".

How many people are called Kaetlyn in the UK?

A total of 3 babies have been registered as Kaetlyn across the 1 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.