NameCensus.

UK boy's name

Siem

A masculine Dutch diminutive of the name Simon, of Hebrew origin meaning "he has heard.".

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.

Siem is a boy's name in the UK records. People looking for Siem popularity in 2026 should use the latest official release, which is 2024 in this profile. In that release it ranked #5119, with 3 babies registered with the name. Its strongest year in the published records was 2023, with 8 births.

This profile covers 37 England and Wales registrations across 8 recorded years from 2012 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 38% of the recorded peak, which gives a quick read on how the name has moved since its high point.

We estimate that about 37 living people in the UK are called Siem. 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

  • Siem ranked #5119 for boys in England and Wales in 2024, with 3 registrations.
  • The name peaked in 2023, when 8 boys were registered as Siem.
  • About 37 living people in the UK are estimated to have Siem as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#5119

2024

Births in 2024

3

Latest year

Peak year

2023

8 births

Estimated living

37

2026

Meaning

What does Siem mean?

The name Siem has its origins in the Dutch language and is believed to be derived from the Germanic root "sīg," which means "victory" or "triumph." It was a popular name among the Dutch and Frisian people in the Netherlands and surrounding regions during the Middle Ages.

One of the earliest known references to the name can be found in the historical records of the city of Utrecht in the Netherlands, where a man named Siem van Utrecht was mentioned as a prominent merchant in the 13th century. The name was particularly common in the provinces of Friesland and Groningen, where it was often spelled as "Sieme" or "Siemen."

In the 16th century, the name gained popularity in the German-speaking regions of Europe, where it was often spelled as "Siemon" or "Siemund." One notable bearer of the name was Siemon Henrich Rues (1544-1618), a German theologian and Protestant reformer who played a significant role in the religious struggles of his time.

Another historical figure with the name Siem was Siem Edding (1805-1869), a Dutch painter and lithographer who was renowned for his landscapes and cityscapes depicting the Netherlands. His works are housed in various museums and galleries across the country.

In the 20th century, the name Siem was associated with Siem Reap, a city in Cambodia known for its proximity to the famous Angkor Wat temple complex. While the name of the city is not directly related to the given name, it has contributed to the recognition and popularity of the name in certain regions.

Other notable bearers of the name Siem include Siem Smit (1904-1994), a Dutch politician who served as the mayor of Amsterdam from 1956 to 1967, and Siem de Jong (born 1988), a Dutch professional footballer who currently plays as a midfielder for SC Heerenveen in the Eredivisie.

While the name Siem has its roots in the Dutch and Germanic languages, it has been adopted and used in various cultures around the world, with its meaning and significance often tied to concepts of victory, triumph, and success.

Sourced from namecensus.com.

Popularity

Siem over time

The chart below shows babies named Siem registered in England and Wales in the years where the name appears in the published records, from 2012 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 Siem, the clearest high point is 2023. The latest England and Wales figure is 3 births in 2024, compared with 8 at the peak.

Babies born per year

Siem
02468201220182024

Decades

Siem by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Siem 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 #3823 20 4
2010s #4040 17 4

Related

Names similar to Siem

FAQ

Siem: questions and answers

How popular is the name Siem in the UK right now?

In 2024, Siem was ranked #5119 for boys in England and Wales, with 3 births registered.

When was Siem most popular?

The peak year on record was 2023, with 8 babies registered as Siem in England and Wales.

What is the meaning and origin of Siem?

A masculine Dutch diminutive of the name Simon, of Hebrew origin meaning "he has heard.".

How many people are called Siem in the UK?

A total of 37 babies have been registered as Siem across the 8 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.