UK boy's name
Tieran
An invented name possibly derived from the Irish Gaelic name Tiernan meaning "lord" or "chief".
For 2026, the newest official UK baby-name figures on this page are from 2005. That release is the current official benchmark rather than a forecast.
Tieran is a boy's name in the UK records. People looking for Tieran popularity in 2026 should use the latest official release, which is 2005 in this profile. In that release it ranked #3208, with 4 babies registered with the name. Its strongest year in the published records was 2005, with 4 births.
This profile covers 10 England and Wales registrations across 3 recorded years from 1999 to 2005. 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.
Tieran is at its recorded peak in the England and Wales series.
We estimate that about 10 living people in the UK are called Tieran. 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 2006 or 2026.
Key insights
- • Tieran ranked #3208 for boys in England and Wales in 2005, with 4 registrations.
- • The name peaked in 2005, when 4 boys were registered as Tieran.
- • About 10 living people in the UK are estimated to have Tieran as a first name, after adjusting past birth registrations with ONS life tables.
Latest rank (E&W)
#3208
2005
Births in 2005
4
Latest year
Peak year
2005
4 births
Estimated living
10
2026
Meaning
What does Tieran mean?
The name Tieran has its origins in the ancient Celtic languages of the British Isles. It is derived from the Old Irish word "tiar," which means "lord" or "master." The name was popular among the Celtic tribes of Ireland, Scotland, and Wales during the Middle Ages.
One of the earliest recorded instances of the name Tieran can be found in the Annals of Ulster, a chronicle of medieval Irish history. In the year 1021, a man named Tieran Mac Caillin is mentioned as the King of Ui Fiachrach Aidne, a territory located in what is now County Galway, Ireland.
During the 12th century, a famous Irish cleric named Tieran O'Rourke lived in the monastery of Kells, County Meath. He was renowned for his knowledge of the scriptures and his skill as a scribe. Some of his illuminated manuscripts from that era are still preserved in various libraries and museums.
In the 14th century, a Scottish nobleman named Tieran MacFarlane was a prominent figure in the Wars of Scottish Independence. He fought alongside William Wallace and Robert the Bruce against the English forces, and his bravery was celebrated in several ballads and folk songs of the time.
Another notable bearer of the name was Tieran O'Donnell, an Irish chieftain who lived in the 16th century. He was the Lord of Tyrconnell, a territory located in what is now County Donegal, Ireland. Tieran O'Donnell was known for his resistance against the English Crown's attempts to extend its control over Ireland.
In the 17th century, a Welsh poet and author named Tieran Jones gained fame for his works in the Welsh language. His poetry often celebrated the beauty of the Welsh countryside and the heroic deeds of legendary figures from Welsh mythology.
Throughout history, the name Tieran has been associated with strength, leadership, and a connection to Celtic heritage. While its popularity may have waxed and waned over the centuries, it remains a unique and meaningful name with deep roots in the cultural traditions of the British Isles.
Sourced from namecensus.com.
Popularity
Tieran over time
The chart below shows babies named Tieran registered in England and Wales in the years where the name appears in the published records, from 1999 to 2005. Empty years are left out so rare names are not stretched across long periods where the published files do not show any registrations.
For Tieran, the clearest high point is 2005. The latest England and Wales figure is 4 births in 2005, compared with 4 at the peak.
Babies born per year
Decades
Tieran by decade
Decade totals smooth out the yearly jumps and make it easier to see whether Tieran 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 |
|---|---|---|---|
| 2000s | #3217 | 7 | 2 |
| 1990s | #2943 | 3 | 1 |
Related
Names similar to Tieran
- Thomas 160,894
- Tyler 42,147
- Theo 40,594
- Toby 32,482
- Theodore 30,211
- Tommy 25,300
- Teddy 20,781
- Taylor 14,354
- Tobias 13,102
- Tom 9,822
- Tristan 9,171
- Timothy 6,200
FAQ
Tieran: questions and answers
How popular is the name Tieran in the UK right now?
In 2005, Tieran was ranked #3208 for boys in England and Wales, with 4 births registered.
When was Tieran most popular?
The peak year on record was 2005, with 4 babies registered as Tieran in England and Wales.
What is the meaning and origin of Tieran?
An invented name possibly derived from the Irish Gaelic name Tiernan meaning "lord" or "chief".
How many people are called Tieran in the UK?
A total of 10 babies have been registered as Tieran across the 3 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.