UK boy's name
Riordan
From Irish Gaelic meaning "red poet's descendant".
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.
Riordan is a boy's name in the UK records. People looking for Riordan popularity in 2026 should use the latest official release, which is 2024 in this profile. In that release it ranked #4270, with 4 babies registered with the name. Its strongest year in the published records was 2002, with 13 births.
This profile covers 100 England and Wales registrations across 16 recorded years from 1996 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 31% of the recorded peak, which gives a quick read on how the name has moved since its high point.
We estimate that about 99 living people in the UK are called Riordan. 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
- • Riordan ranked #4270 for boys in England and Wales in 2024, with 4 registrations.
- • The name peaked in 2002, when 13 boys were registered as Riordan.
- • About 99 living people in the UK are estimated to have Riordan as a first name, after adjusting past birth registrations with ONS life tables.
Latest rank (E&W)
#4270
2024
Births in 2024
4
Latest year
Peak year
2002
13 births
Estimated living
99
2026
Meaning
What does Riordan mean?
The name Riordan is of Irish origin, derived from the Gaelic word "Riabhartach," which means "freckled" or "swarthy." This name has its roots in the Celtic culture of Ireland and can be traced back to the Middle Ages.
The earliest recorded use of the name Riordan dates back to the 12th century, when it was often spelled as "Riordain" or "Riordane." During this time, Ireland was a predominantly Gaelic-speaking society, and names were closely tied to physical characteristics or occupations.
One of the earliest notable figures with the name Riordan was Riordan O'Malley, a 14th-century Irish chieftain who ruled over a territory in County Mayo. He was known for his fierce resistance against English rule and his defense of Gaelic traditions.
In the 16th century, the name Riordan gained prominence with Riordan O'Donnell, an Irish lord who played a significant role in the Nine Years' War against English forces. He was renowned for his military prowess and his efforts to preserve Irish sovereignty.
Another historical figure bearing the name Riordan was Riordan O'Flaherty, a 17th-century Irish historian and chronicler. His works, such as the "Ogygia" and the "Chorographical Description of West or H-Iar Connaught," are considered invaluable sources for understanding Irish history and culture during that period.
In the 19th century, Riordan O'Conor was an Irish-born American priest and author who advocated for the rights of Irish immigrants in the United States. He founded several schools and churches, and his writings played a crucial role in preserving Irish heritage and traditions among the diaspora.
Riordan Maldoon, a 20th-century Irish painter, was also a notable figure with this name. His vibrant and expressive works, often depicting rural Irish landscapes and people, earned him acclaim both locally and internationally.
While the name Riordan has deep roots in Irish culture and history, it has also gained popularity in other parts of the world, particularly among those with Irish ancestry or an appreciation for Celtic traditions.
Sourced from namecensus.com.
Popularity
Riordan over time
The chart below shows babies named Riordan 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 Riordan, the clearest high point is 2002. The latest England and Wales figure is 4 births in 2024, compared with 13 at the peak.
Babies born per year
Decades
Riordan by decade
Decade totals smooth out the yearly jumps and make it easier to see whether Riordan 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 | #4270 | 4 | 1 |
| 2010s | #4043 | 12 | 3 |
| 2000s | #2539 | 60 | 9 |
| 1990s | #1468 | 24 | 3 |
Related
Names similar to Riordan
- Ryan 68,692
- Riley 37,992
- Robert 27,462
- Reuben 25,122
- Rhys 24,418
- Reece 24,329
- Rory 21,870
- Roman 16,609
- Ronnie 16,445
- Reggie 14,684
- Rowan 14,371
- Ralph 8,892
FAQ
Riordan: questions and answers
How popular is the name Riordan in the UK right now?
In 2024, Riordan was ranked #4270 for boys in England and Wales, with 4 births registered.
When was Riordan most popular?
The peak year on record was 2002, with 13 babies registered as Riordan in England and Wales.
What is the meaning and origin of Riordan?
From Irish Gaelic meaning "red poet's descendant".
How many people are called Riordan in the UK?
A total of 100 babies have been registered as Riordan across the 16 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.