UK girl's name
Siann
A feminine name of uncertain origin and meaning.
For 2026, the newest official UK baby-name figures on this page are from 2010. That release is the current official benchmark rather than a forecast.
Siann is a girl's name in the UK records. People looking for Siann popularity in 2026 should use the latest official release, which is 2010 in this profile. In that release it ranked #5707, with 3 babies registered with the name. Its strongest year in the published records was 2009, with 4 births.
This profile covers 13 England and Wales registrations across 4 recorded years from 1996 to 2010. 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 75% of the recorded peak, which gives a quick read on how the name has moved since its high point.
We estimate that about 13 living people in the UK are called Siann. 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 2011 or 2026.
Key insights
- • Siann ranked #5707 for girls in England and Wales in 2010, with 3 registrations.
- • The name peaked in 2009, when 4 girls were registered as Siann.
- • About 13 living people in the UK are estimated to have Siann as a first name, after adjusting past birth registrations with ONS life tables.
Latest rank (E&W)
#5707
2010
Births in 2010
3
Latest year
Peak year
2009
4 births
Estimated living
13
2026
Meaning
What does Siann mean?
The given name Siann has its origins rooted in the Celtic languages, particularly Irish and Scottish Gaelic. It dates back to the early medieval period, around the 5th to 8th centuries AD. The name is derived from the old Irish word "Síon" or "Síonán," which means "old" or "ancient." It was a common practice in ancient Celtic cultures to incorporate meaningful words or concepts into personal names.
Siann was a name primarily used among the Celtic populations of Ireland and Scotland during the early medieval era. It was particularly prevalent in regions where Celtic culture and traditions flourished, such as the western and northern parts of Ireland and the Highlands of Scotland. The name's spelling has undergone slight variations over time, with alternative spellings like "Shian" or "Sian" also being recorded in historical documents.
One of the earliest recorded instances of the name Siann can be found in the Annals of Ulster, a chronicle of medieval Irish history. The Annals mention a notable figure named Siann mac Conchobair, who was a king of Connaught in the 8th century AD. This early reference highlights the antiquity of the name and its usage among the Celtic nobility.
Throughout history, several individuals have borne the name Siann, leaving their mark in various fields. One notable figure was Siann Breathnach (c. 1100 - c. 1180), an Irish bard and poet who composed poetic works in the Middle Irish language. His compositions were celebrated for their lyrical beauty and insights into the cultural and political landscape of medieval Ireland.
Another remarkable individual was Siann Dubh (c. 1550 - c. 1620), a Scottish warrior and clan chief from the Highlands. He gained renown for his leadership and bravery in battles against rival clans, defending his territories and upholding the honor of his people.
In the realm of religion, Siann mac Ógáin (c. 650 - c. 725) was a revered Irish monk and scholar who lived during the Golden Age of Irish monasticism. He is credited with establishing several monastic schools and contributing to the preservation and propagation of Celtic Christianity.
The artistic world also saw the influence of Siann Ní Dhubhghaill (c. 1670 - c. 1740), an Irish sculptor and stone carver who created intricate works of art adorning various churches and castles in Ireland. Her masterful craftsmanship and attention to detail earned her widespread acclaim and patronage during her lifetime.
Another noteworthy figure was Siann mac Aonghuis (c. 1200 - c. 1280), a Scottish physician and herbalist who made significant contributions to the field of traditional Celtic medicine. His knowledge of herbal remedies and healing practices was widely sought after and passed down through generations.
While these examples showcase the historical presence and significance of the name Siann, it is important to note that records from ancient times can be incomplete or subject to variations. The name's enduring legacy, however, remains a testament to its deep-rooted connection with Celtic culture and heritage.
Sourced from namecensus.com.
Popularity
Siann over time
The chart below shows babies named Siann registered in England and Wales in the years where the name appears in the published records, from 1996 to 2010. Empty years are left out so rare names are not stretched across long periods where the published files do not show any registrations.
For Siann, the clearest high point is 2009. The latest England and Wales figure is 3 births in 2010, compared with 4 at the peak.
Babies born per year
Decades
Siann by decade
Decade totals smooth out the yearly jumps and make it easier to see whether Siann 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 |
|---|---|---|---|
| 2010s | #5707 | 3 | 1 |
| 2000s | #4564 | 4 | 1 |
| 1990s | #3848 | 6 | 2 |
Related
Names similar to Siann
- Sophie 103,803
- Sophia 46,936
- Scarlett 34,261
- Sienna 32,418
- Sofia 29,136
- Sarah 27,961
- Shannon 25,510
- Summer 24,167
- Sara 14,205
- Skye 13,654
- Samantha 12,697
- Stephanie 9,309
FAQ
Siann: questions and answers
How popular is the name Siann in the UK right now?
In 2010, Siann was ranked #5707 for girls in England and Wales, with 3 births registered.
When was Siann most popular?
The peak year on record was 2009, with 4 babies registered as Siann in England and Wales.
What is the meaning and origin of Siann?
A feminine name of uncertain origin and meaning.
How many people are called Siann in the UK?
A total of 13 babies have been registered as Siann across the 4 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.