UK boy's name
Seanan
An Irish name meaning "old" or "ancient one".
Seanan is a boy's name in the UK records.
We estimate that about 19 living people in the UK are called Seanan. 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
- • Seanan ranks best in Northern Ireland in the latest published regional snapshot for that area, where it placed #433 in 2021.
- • About 19 living people in the UK are estimated to have Seanan as a first name, after adjusting past birth registrations with ONS life tables.
Latest rank (E&W)
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Births in -
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Peak year
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Estimated living
19
2026
Meaning
What does Seanan mean?
The name Seanan is an Irish given name derived from the Gaelic word "Seanan" which means "ancient" or "old". It has its roots in the early medieval period of Ireland, around the 5th to 7th centuries AD. The name was originally a descriptive term used to refer to someone who was considered wise or venerable due to their age.
In ancient Irish mythology, there are references to several characters with names similar to Seanan, such as Senán, a 6th-century Christian missionary and saint who founded several monasteries in Ireland. The name also appears in some early Irish literary works and historical records, although its usage was relatively rare compared to other traditional Irish names.
One of the earliest recorded bearers of the name Seanan was Seanan mac Geirginn, an Irish poet and historian who lived in the 8th century AD. He is believed to have composed several poems and historical works, some of which have survived to this day.
Another notable figure with the name Seanan was Seanan mac Cuilennáin, an Irish cleric and scribe who lived in the 9th century AD. He was responsible for copying and preserving several important manuscripts, including the Book of Armagh, one of the earliest surviving manuscripts of the New Testament in Latin.
In the 12th century, there was a Seanan Ua Faeláin, an Irish cleric and scholar who served as the Bishop of Clonmacnoise from 1166 to 1169. He was known for his efforts to reform the church and promote education in Ireland.
During the 16th century, Seanan O'Muircheartaigh was a prominent Irish chieftain and lord of the O'Muircheartaigh dynasty, which ruled parts of what is now County Sligo. He played a role in the ongoing conflicts between Irish clans and the English forces during the Tudor conquest of Ireland.
Despite its historical roots, the name Seanan fell out of common usage in Ireland for several centuries, only regaining some popularity in recent times as a result of the broader revival of interest in traditional Irish names and cultural heritage.
Sourced from namecensus.com.
Geography
Where Seanan is most common
The bars show the latest published local birth counts for Seanan. 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.
Seanan ranks best in Northern Ireland in the latest published regional snapshot for that area, where it placed #433 in 2021.
Across the UK
Seanan in Scotland and Northern Ireland
Northern Ireland (NISRA)
#433 in 2021
5 years of NISRA records, 19 total registered
Notable bearers
Famous people named Seanan
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Seanan Clucas
association football player
footballer (born 1992)
1992-
Related
Names similar to Seanan
- Samuel 108,505
- Sebastian 33,008
- Sam 20,889
- Stanley 16,354
- Sonny 15,028
- Sean 15,006
- Scott 12,587
- Seth 9,841
- Syed 9,050
- Stephen 8,884
- Spencer 8,333
- Steven 6,970
FAQ
Seanan: questions and answers
What is the meaning and origin of Seanan?
An Irish name meaning "old" or "ancient one".
Where is Seanan most common?
In the latest published local rankings, Seanan ranks best in Northern Ireland, where it placed #433 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.