NameCensus.

UK boy's name

Kaysen

A variant spelling of the German name Kayser, originating from the Latin "Caesar".

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.

Kaysen is a boy's name in the UK records. People looking for Kaysen popularity in 2026 should use the latest official release, which is 2024 in this profile. In that release it ranked #2443, with 9 babies registered with the name. Its strongest year in the published records was 2016, with 12 births.

This profile covers 93 England and Wales registrations across 13 recorded years from 2012 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 75% of the recorded peak, which gives a quick read on how the name has moved since its high point.

We estimate that about 96 living people in the UK are called Kaysen. 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

  • Kaysen ranked #2443 for boys in England and Wales in 2024, with 9 registrations.
  • The name peaked in 2016, when 12 boys were registered as Kaysen.
  • Kaysen ranks best in Scotland in the latest published regional snapshot for that area, where it placed #605 in 2021.
  • About 96 living people in the UK are estimated to have Kaysen as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#2443

2024

Births in 2024

9

Latest year

Peak year

2016

12 births

Estimated living

96

2026

Meaning

What does Kaysen mean?

The name Kaysen is a relatively modern invention, with its origins likely dating back to the late 20th century. It is believed to be a combination of the names "Kay" and "Sen," both of which have distinct roots and meanings.

The name Kay is an English diminutive form of the name Katherine, which is derived from the Greek name Aikaterine. Aikaterine is composed of the elements "katharos" meaning "pure" and "haire" meaning "to take captive." Thus, the name Katherine, and by extension Kay, can be interpreted to mean "pure captive."

The second part of the name, "Sen," is likely derived from the Sanskrit word "sena," meaning "army" or "warrior." This Sanskrit root has also influenced various other names across different cultures, such as the Persian name "Senna" and the Japanese name "Sen."

While there are no known historical references or ancient texts that explicitly mention the name Kaysen, its components have a rich linguistic and cultural heritage. The earliest recorded use of the name Kaysen is relatively recent, with the first known instances appearing in the late 20th century.

One of the earliest notable individuals to bear the name Kaysen was the American writer Susanna Kaysen, born in 1948. She is best known for her memoir "Girl, Interrupted," which chronicles her experiences in a psychiatric hospital in the 1960s.

Another notable person with the name Kaysen is the American filmmaker and writer Kaysen L. Enwright, born in 1979. Enwright is known for her work in the horror and thriller genres, including the films "The Covenant" and "The Awakening."

In the world of sports, Kaysen Werts is an American professional baseball player who was born in 1996 and currently plays in the Minor League Baseball system.

Kaysen Milligan is a Canadian actress and model, best known for her roles in the television series "The Umbrella Academy" and "Van Helsing." She was born in 1993.

Lastly, Kaysen Goncalo is a Brazilian mixed martial artist and former UFC fighter, born in 1982. He competed in the lightweight division of the Ultimate Fighting Championship (UFC) during the late 2000s and early 2010s.

While the name Kaysen may be relatively new, its components have rich linguistic and cultural histories that span different languages and regions. It has been embraced by individuals from diverse backgrounds, adding to its modern appeal and significance.

Sourced from namecensus.com.

Popularity

Kaysen over time

The chart below shows babies named Kaysen registered in England and Wales in the years where the name appears in the published records, from 2012 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 Kaysen, the clearest high point is 2016. The latest England and Wales figure is 9 births in 2024, compared with 12 at the peak.

Babies born per year

Kaysen
036912201220182024

Decades

Kaysen by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Kaysen 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 #2802 37 5
2010s #2966 56 8

Geography

Where Kaysen is most common

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

Kaysen ranks best in Scotland in the latest published regional snapshot for that area, where it placed #605 in 2021.

Scotland
4

Across the UK

Kaysen in Scotland and Northern Ireland

Scotland (NRS)

#605 in 2021

1 years of NRS records, 4 total registered

Related

Names similar to Kaysen

FAQ

Kaysen: questions and answers

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

In 2024, Kaysen was ranked #2443 for boys in England and Wales, with 9 births registered.

When was Kaysen most popular?

The peak year on record was 2016, with 12 babies registered as Kaysen in England and Wales.

What is the meaning and origin of Kaysen?

A variant spelling of the German name Kayser, originating from the Latin "Caesar".

How many people are called Kaysen in the UK?

A total of 93 babies have been registered as Kaysen across the 13 years of ONS England & Wales records shown here, plus 4 more in Scotland.

Where is Kaysen most common?

In the latest published local rankings, Kaysen ranks best in Scotland, where it placed #605 in 2021. 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.