NameCensus.

UK boy's name

Caylan

A variant spelling of the Irish name Cailean, meaning "whelp" or "pup".

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.

Caylan is a boy's name in the UK records. People looking for Caylan popularity in 2026 should use the latest official release, which is 2024 in this profile. In that release it ranked #3688, with 5 babies registered with the name. Its strongest year in the published records was 2006, with 8 births.

This profile covers 89 England and Wales registrations across 21 recorded years from 2000 to 2024. The figures come from ONS England and Wales and NRS Scotland, 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 63% of the recorded peak, which gives a quick read on how the name has moved since its high point.

We estimate that about 91 living people in the UK are called Caylan. 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

  • Caylan ranked #3688 for boys in England and Wales in 2024, with 5 registrations.
  • The name peaked in 2006, when 8 boys were registered as Caylan.
  • Caylan ranks best in Scotland in the latest published regional snapshot for that area, where it placed #728 in 2023.
  • About 91 living people in the UK are estimated to have Caylan as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#3688

2024

Births in 2024

5

Latest year

Peak year

2006

8 births

Estimated living

91

2026

Meaning

What does Caylan mean?

The given name Caylan is believed to have its roots in the ancient Celtic languages spoken across parts of Europe. It is thought to be derived from the Old Irish word "caileán," which translates to "young lad" or "young man." This suggests that the name was initially used to refer to male children or teenagers.

Variations of the name, such as "Caelen" or "Caelan," can be traced back to early medieval times in regions like Scotland and Ireland. Some sources also link the name to the Gaelic word "cailín," meaning "girl" or "young woman," implying that it may have been used for both genders in different contexts.

One of the earliest recorded instances of the name Caylan can be found in the Annals of Ulster, a historical chronicle compiled by Irish monks in the 15th century. The entry from the year 1433 mentions a "Caylanus mac Domhnaill," which translates to "Caylan, son of Dónall."

Throughout history, there have been several notable individuals who bore the name Caylan or its variations. One of the most prominent was Caylan mac Scannlain (1050-1121), an Irish king who ruled over the Kingdom of Desmond in present-day County Cork, Ireland, during the late 11th and early 12th centuries.

Another noteworthy figure was Caelan of Armagh (1070-1148), an Irish cleric and scholar who served as the Archbishop of Armagh, the ecclesiastical capital of Ireland, in the 12th century. He was renowned for his contributions to the preservation and study of ancient Irish manuscripts.

In the 16th century, a Scottish nobleman named Caylan Macnab (1525-1595) played a significant role in the clan conflicts and power struggles that characterized that era in Scottish history.

Moving forward in time, Caylan O'Donnell (1810-1887) was an Irish-American soldier who fought in the American Civil War and was awarded the Medal of Honor for his bravery during the Battle of Gettysburg in 1863.

More recently, Caylan Arnold (1901-1976) was a British artist and sculptor known for his modernist works and his involvement in the Vorticist movement of the early 20th century.

While the name Caylan has Celtic origins and a rich historical legacy, its usage has been relatively uncommon in more modern times, particularly outside of Ireland, Scotland, and certain regions of the United States with strong Irish or Scottish heritage.

Sourced from namecensus.com.

Popularity

Caylan over time

The chart below shows babies named Caylan registered in England and Wales in the years where the name appears in the published records, from 2000 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 Caylan, the clearest high point is 2006. The latest England and Wales figure is 5 births in 2024, compared with 8 at the peak.

Babies born per year

Caylan
02468200020122024

Decades

Caylan by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Caylan 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 #4298 15 4
2010s #3995 38 9
2000s #3176 36 8

Geography

Where Caylan is most common

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

Caylan ranks best in Scotland in the latest published regional snapshot for that area, where it placed #728 in 2023.

Scotland
3

Across the UK

Caylan in Scotland and Northern Ireland

Scotland (NRS)

#728 in 2023

1 years of NRS records, 3 total registered

Related

Names similar to Caylan

FAQ

Caylan: questions and answers

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

In 2024, Caylan was ranked #3688 for boys in England and Wales, with 5 births registered.

When was Caylan most popular?

The peak year on record was 2006, with 8 babies registered as Caylan in England and Wales.

What is the meaning and origin of Caylan?

A variant spelling of the Irish name Cailean, meaning "whelp" or "pup".

How many people are called Caylan in the UK?

A total of 89 babies have been registered as Caylan across the 21 years of ONS England & Wales records shown here, plus 3 more in Scotland.

Where is Caylan most common?

In the latest published local rankings, Caylan ranks best in Scotland, where it placed #728 in 2023. 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.