UK boy's name
Siam
An archaic name for Thailand, derived from the Sanskrit term "Siam" meaning "dark brown".
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.
Siam is a boy's name in the UK records. People looking for Siam popularity in 2026 should use the latest official release, which is 2024 in this profile. In that release it ranked #3688, with 5 babies registered with the name. Its strongest year in the published records was 2007, with 12 births.
This profile covers 95 England and Wales registrations across 20 recorded years from 1997 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 42% of the recorded peak, which gives a quick read on how the name has moved since its high point.
We estimate that about 94 living people in the UK are called Siam. 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
- • Siam ranked #3688 for boys in England and Wales in 2024, with 5 registrations.
- • The name peaked in 2007, when 12 boys were registered as Siam.
- • About 94 living people in the UK are estimated to have Siam as a first name, after adjusting past birth registrations with ONS life tables.
Latest rank (E&W)
#3688
2024
Births in 2024
5
Latest year
Peak year
2007
12 births
Estimated living
94
2026
Meaning
What does Siam mean?
The name Siam has its origins in the Thai language and is derived from the Sanskrit word "Syam" or "Syama," which means "dark" or "brown." This name was originally used to refer to the kingdom and people of what is now modern-day Thailand.
In ancient times, the region was known as the "Syam Rattha" or the "Kingdom of Syam." The name can be traced back to the 13th century when it was first mentioned in the Ramkhamhaeng inscription, one of the earliest known written records in the Thai language.
Siam was the official name of the country until 1939 when it was changed to Thailand by Prime Minister Plaek Phibunsongkhram. However, the name Siam continued to be used informally and is still recognized as a historical term.
One of the earliest recorded individuals with the name Siam was King Siam Kularat, who ruled the Sukhothai Kingdom in the 13th century. He was known for his efforts in promoting Buddhism and Thai culture during his reign.
Another notable figure was Siam Sastra, a renowned Thai poet and scholar who lived in the 18th century. He is renowned for his literary works, including the epic poem "Khun Chang Khun Phan," which is considered a masterpiece of Thai literature.
In the 19th century, Siam Samudra was a prominent Thai diplomat and statesman who played a crucial role in modernizing the country and establishing diplomatic relations with Western nations.
During the 20th century, Siam Anantara was a celebrated Thai artist known for his intricate and detailed paintings depicting traditional Thai life and culture.
Siam Thong was a respected Buddhist monk and teacher who lived in the early 20th century. He was known for his wisdom, compassion, and dedication to promoting Buddhist teachings throughout Thailand.
While the name Siam may not be as commonly used today as it once was, it remains an important part of Thai history and culture, reminding us of the rich heritage and traditions of this ancient kingdom.
Sourced from namecensus.com.
Popularity
Siam over time
The chart below shows babies named Siam registered in England and Wales in the years where the name appears in the published records, from 1997 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 Siam, the clearest high point is 2007. The latest England and Wales figure is 5 births in 2024, compared with 12 at the peak.
Babies born per year
Decades
Siam by decade
Decade totals smooth out the yearly jumps and make it easier to see whether Siam 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 | #3666 | 19 | 4 |
| 2010s | #3769 | 32 | 7 |
| 2000s | #3097 | 38 | 7 |
| 1990s | #2901 | 6 | 2 |
Related
Names similar to Siam
- 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
Siam: questions and answers
How popular is the name Siam in the UK right now?
In 2024, Siam was ranked #3688 for boys in England and Wales, with 5 births registered.
When was Siam most popular?
The peak year on record was 2007, with 12 babies registered as Siam in England and Wales.
What is the meaning and origin of Siam?
An archaic name for Thailand, derived from the Sanskrit term "Siam" meaning "dark brown".
How many people are called Siam in the UK?
A total of 95 babies have been registered as Siam across the 20 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.