NameCensus.

UK boy's name

Kaylum

A unisex name of American origin, referring to elements of nature.

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.

Kaylum is a boy's name in the UK records. People looking for Kaylum popularity in 2026 should use the latest official release, which is 2024 in this profile. In that release it ranked #2263, with 10 babies registered with the name. Its strongest year in the published records was 2011, with 47 births.

This profile covers 692 England and Wales registrations across 29 recorded years from 1996 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 21% of the recorded peak, which gives a quick read on how the name has moved since its high point.

We estimate that about 698 living people in the UK are called Kaylum. 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

  • Kaylum ranked #2263 for boys in England and Wales in 2024, with 10 registrations.
  • The name peaked in 2011, when 47 boys were registered as Kaylum.
  • Kaylum ranks best in Scotland in the latest published regional snapshot for that area, where it placed #707 in 2016.
  • About 698 living people in the UK are estimated to have Kaylum as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#2263

2024

Births in 2024

10

Latest year

Peak year

2011

47 births

Estimated living

698

2026

Meaning

What does Kaylum mean?

The name Kaylum is believed to have its origins in the ancient Celtic language, which was spoken by various tribes and communities across Western Europe during the Iron Age and Roman era. The name is thought to be derived from the Proto-Celtic root "kal," meaning "hard" or "fierce," possibly indicating a warrior-like quality or a strong, resilient nature.

One of the earliest recorded instances of the name Kaylum can be found in the writings of the medieval Welsh historian and monk, Nennius, who lived in the 9th century AD. In his work, the Historia Brittonum, Nennius mentions a figure named Kaylum ap Geraint, a chieftain of the Demetae tribe in what is now southwestern Wales.

During the Middle Ages, the name Kaylum was particularly prevalent among the Celtic populations of Scotland and Ireland. In the 12th century, a Scottish nobleman named Kaylum mac Gillebride was recorded as a signatory to the Inquest of David I, a legal document pertaining to the lands and possessions of the Scottish monarchy.

In Irish medieval literature, the name Kaylum appears in the form of Cailum, often associated with figures of legendary or mythical significance. One notable example is Cailum mac Aedha, a warrior-poet from the 11th century who is celebrated in the Irish bardic tradition for his heroic deeds and poetic prowess.

As the centuries progressed, the name Kaylum continued to be used, albeit with varying spellings and pronunciations, across various parts of the British Isles and beyond. Notable historical figures bearing the name include:

1. Kaylum Drummond (1585-1648), a Scottish soldier and nobleman who fought in the Thirty Years' War and served as a Colonel in the Swedish army. 2. Kaylum O'Conor (1670-1726), an Irish Jacobite and soldier who fought in the Battle of the Boyne and later became a member of the French Parliament. 3. Kaylum Campbell (1720-1796), a Scottish explorer and fur trader who played a significant role in the early exploration and settlement of the Canadian Northwest. 4. Kaylum MacDonald (1810-1891), a prominent Scottish businessman and philanthropist who made substantial contributions to the city of Glasgow. 5. Kaylum O'Byrne (1865-1935), an Irish nationalist and Member of Parliament who advocated for Irish independence and was involved in the Easter Rising of 1916.

While the name Kaylum has maintained a certain level of popularity throughout its long history, particularly in regions with strong Celtic cultural influences, its usage has ebbed and flowed over time, reflecting the cultural and linguistic shifts that have shaped the various societies in which it has been found.

Sourced from namecensus.com.

Popularity

Kaylum over time

The chart below shows babies named Kaylum 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 Kaylum, the clearest high point is 2011. The latest England and Wales figure is 10 births in 2024, compared with 47 at the peak.

Babies born per year

Kaylum
012243547199620102024

Decades

Kaylum by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Kaylum 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 #2305 49 5
2010s #1222 260 10
2000s #844 281 10
1990s #663 102 4

Geography

Where Kaylum is most common

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

Kaylum ranks best in Scotland in the latest published regional snapshot for that area, where it placed #707 in 2016.

Scotland
3

Across the UK

Kaylum in Scotland and Northern Ireland

Scotland (NRS)

#707 in 2016

4 years of NRS records, 12 total registered

Related

Names similar to Kaylum

FAQ

Kaylum: questions and answers

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

In 2024, Kaylum was ranked #2263 for boys in England and Wales, with 10 births registered.

When was Kaylum most popular?

The peak year on record was 2011, with 47 babies registered as Kaylum in England and Wales.

What is the meaning and origin of Kaylum?

A unisex name of American origin, referring to elements of nature.

How many people are called Kaylum in the UK?

A total of 692 babies have been registered as Kaylum across the 29 years of ONS England & Wales records shown here, plus 12 more in Scotland.

Where is Kaylum most common?

In the latest published local rankings, Kaylum ranks best in Scotland, where it placed #707 in 2016. 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.