NameCensus.

UK girl's name

Sidonie

A feminine French name derived from Sidonius, a place name meaning "from Sidon".

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.

Sidonie is a girl's name in the UK records. People looking for Sidonie popularity in 2026 should use the latest official release, which is 2024 in this profile. In that release it ranked #5891, with 3 babies registered with the name. Its strongest year in the published records was 2004, with 11 births.

This profile covers 110 England and Wales registrations across 21 recorded years from 1996 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 27% of the recorded peak, which gives a quick read on how the name has moved since its high point.

We estimate that about 109 living people in the UK are called Sidonie. 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

  • Sidonie ranked #5891 for girls in England and Wales in 2024, with 3 registrations.
  • The name peaked in 2004, when 11 girls were registered as Sidonie.
  • About 109 living people in the UK are estimated to have Sidonie as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#5891

2024

Births in 2024

3

Latest year

Peak year

2004

11 births

Estimated living

109

2026

Meaning

What does Sidonie mean?

The name Sidonie has its origins in ancient Greek, derived from the name Sidone, which referred to the Phoenician city of Sidon located in present-day Lebanon. Sidone was an important coastal trading center in the ancient Mediterranean world.

In Greek mythology, Sidone was a daughter of Belus, the mythical founder and first king of the city of Sidon. The name Sidonie is a French form of the Greek name that emerged in the Middle Ages and gained popularity across Europe.

One of the earliest recorded instances of the name Sidonie can be found in the 11th century, when it was borne by Sidonie of Barcellona, a member of the Catalan nobility and the wife of Ramon Berenguer I, Count of Barcelona. Sidonie lived from around 1008 to 1076.

In the 13th century, Sidonie of Poitiers (c. 1195-1257) was a French noblewoman and the wife of Aimery IX, Viscount of Thouars. She played a significant role in the administration of her husband's lands during his frequent absences.

Another notable historical figure with the name Sidonie was Sidonie of Bavaria (1488-1505), a Duchess of Bavaria and a member of the House of Wittelsbach. She was the daughter of Duke Albert IV of Bavaria and Kunigunde of Austria.

In the 16th century, Sidonie of Saxony (1518-1575) was a German princess and the wife of Elector John Frederick I of Saxony. She was known for her patronage of the arts and her support for the Reformation.

Sidonie of Brandenburg (1623-1688) was a German princess and the wife of Prince Christian I of Anhalt-Bernburg. She was a notable philanthropist and founded several charitable institutions in her lifetime.

These are just a few examples of historical figures who bore the name Sidonie, reflecting its long-standing presence in various European cultures and societies over the centuries.

Sourced from namecensus.com.

Popularity

Sidonie over time

The chart below shows babies named Sidonie registered in England and Wales in the years where the name appears in the published records, from 1996 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 Sidonie, the clearest high point is 2004. The latest England and Wales figure is 3 births in 2024, compared with 11 at the peak.

Babies born per year

Sidonie
036811199620102024

Decades

Sidonie by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Sidonie 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 #4929 16 4
2010s #4639 21 5
2000s #3279 47 8
1990s #2389 26 4

Related

Names similar to Sidonie

FAQ

Sidonie: questions and answers

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

In 2024, Sidonie was ranked #5891 for girls in England and Wales, with 3 births registered.

When was Sidonie most popular?

The peak year on record was 2004, with 11 babies registered as Sidonie in England and Wales.

What is the meaning and origin of Sidonie?

A feminine French name derived from Sidonius, a place name meaning "from Sidon".

How many people are called Sidonie in the UK?

A total of 110 babies have been registered as Sidonie across the 21 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.