NameCensus.

UK boy's name

Deegan

English surname meaning perhaps "son of the coulourman" or "protector".

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.

Deegan is a boy's name in the UK records. People looking for Deegan popularity in 2026 should use the latest official release, which is 2024 in this profile. In that release it ranked #5119, with 3 babies registered with the name. Its strongest year in the published records was 2010, with 8 births.

This profile covers 88 England and Wales registrations across 19 recorded years from 2001 to 2024. 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 38% of the recorded peak, which gives a quick read on how the name has moved since its high point.

We estimate that about 87 living people in the UK are called Deegan. 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

  • Deegan ranked #5119 for boys in England and Wales in 2024, with 3 registrations.
  • The name peaked in 2010, when 8 boys were registered as Deegan.
  • About 87 living people in the UK are estimated to have Deegan as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#5119

2024

Births in 2024

3

Latest year

Peak year

2010

8 births

Estimated living

87

2026

Meaning

What does Deegan mean?

The name Deegan has its origins in the Irish language and is derived from the Gaelic word "Duibhgeann," which means "dark" or "black-haired." It is believed to have first emerged in Ireland during the Middle Ages, likely as a descriptive name for individuals with dark hair or complexions.

One of the earliest recorded instances of the name Deegan can be found in the Annals of Ulster, a chronicle of medieval Irish history. The Annals mention a Deegan Mac Gilla Pátraic, who was a prominent figure in the year 1257. Unfortunately, little is known about his life or accomplishments.

In the 16th century, the name Deegan gained recognition through the exploits of Donal Deegan, an Irish chieftain and military leader. Donal Deegan played a significant role in the Nine Years' War against English forces in Ireland, commanding troops in several battles between 1594 and 1603.

Another notable figure bearing the name Deegan was Conall Deegan, an Irish poet and scholar who lived in the 17th century. Conall Deegan was renowned for his mastery of the Irish language and his contributions to the preservation of traditional Irish literature and poetry.

In the 19th century, the name Deegan gained prominence in the literary world through the works of Thomas Deegan, an Irish novelist and playwright. Thomas Deegan, born in 1828, wrote several critically acclaimed novels that explored themes of Irish identity and culture.

Moving into the 20th century, one of the most famous individuals named Deegan was Paul Deegan, an American musician and songwriter. Paul Deegan, born in 1937, was a influential figure in the folk music scene of the 1960s and 1970s, known for his poignant lyrics and captivating performances.

While the name Deegan may have originated in Ireland, it has since spread to various parts of the world, carried by Irish immigrants and their descendants. Today, the name continues to hold significance as a reflection of Irish heritage and cultural traditions.

Sourced from namecensus.com.

Popularity

Deegan over time

The chart below shows babies named Deegan registered in England and Wales in the years where the name appears in the published records, from 2001 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 Deegan, the clearest high point is 2010. The latest England and Wales figure is 3 births in 2024, compared with 8 at the peak.

Babies born per year

Deegan
02468200120122024

Decades

Deegan by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Deegan 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 #4405 11 3
2010s #3548 44 9
2000s #2896 33 7

Related

Names similar to Deegan

FAQ

Deegan: questions and answers

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

In 2024, Deegan was ranked #5119 for boys in England and Wales, with 3 births registered.

When was Deegan most popular?

The peak year on record was 2010, with 8 babies registered as Deegan in England and Wales.

What is the meaning and origin of Deegan?

English surname meaning perhaps "son of the coulourman" or "protector".

How many people are called Deegan in the UK?

A total of 88 babies have been registered as Deegan across the 19 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.