NameCensus.

UK girl's name

Sydni

A feminine variant of the name Sydney, of English origin meaning "from the wide island".

For 2026, the newest official UK baby-name figures on this page are from 2016. That release is the current official benchmark rather than a forecast.

Sydni is a girl's name in the UK records. People looking for Sydni popularity in 2026 should use the latest official release, which is 2016 in this profile. In that release it ranked #4096, with 5 babies registered with the name. Its strongest year in the published records was 2006, with 8 births.

This profile covers 68 England and Wales registrations across 16 recorded years from 1996 to 2016. 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 63% of the recorded peak, which gives a quick read on how the name has moved since its high point.

We estimate that about 68 living people in the UK are called Sydni. 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 2017 or 2026.

Key insights

  • Sydni ranked #4096 for girls in England and Wales in 2016, with 5 registrations.
  • The name peaked in 2006, when 8 girls were registered as Sydni.
  • About 68 living people in the UK are estimated to have Sydni as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#4096

2016

Births in 2016

5

Latest year

Peak year

2006

8 births

Estimated living

68

2026

Meaning

What does Sydni mean?

Sydni is a feminine given name that originated from the English language, derived from the place name Sydney, itself named after the former British Home Secretary, Thomas Townshend, 1st Viscount Sydney in 1788. The name Sydney is thought to have originated from an Old English term meaning "from the well-watered land".

The name Sydni came into use as a variant spelling of Sydney in the early 20th century, with records showing its sporadic usage in the United States and Canada from around the 1910s onwards. One of the earliest recorded examples of the Sydni spelling can be found in the 1920 United States Census, where a woman named Sydni L. Jones, born around 1898, was listed as residing in Missouri.

Throughout history, there have been several notable individuals who bore the name Sydni. One such person was Sydni Deveraux (1927-2012), an American model and actress who appeared in several films and television shows in the 1950s and 1960s, including roles in "The Bob Cummings Show" and "The Adventures of Ozzie and Harriet".

Another notable Sydni was Sydni Sterling (1919-2005), an American jazz singer and actress who performed with some of the biggest names in jazz, including Duke Ellington and Count Basie. She was also a regular performer at the famous Cotton Club in New York City during the Harlem Renaissance era.

In the field of literature, Sydni Walker (1935-2018) was a critically acclaimed African American poet and author, best known for her works exploring themes of race, identity, and social justice. Her poetry collections, such as "Lineage" and "Kin to the Dream", received widespread acclaim and numerous awards.

Sydni Berthier (1944-2021) was a renowned French classical pianist and composer, known for her interpretations of the works of Chopin, Debussy, and Ravel. She performed with some of the world's most prestigious orchestras and was widely regarded as one of the greatest pianists of her generation.

In sports, Sydni Daniels (born 1989) is an American professional basketball player who has played in the WNBA for several teams, including the Los Angeles Sparks and the Chicago Sky. She was a standout player in college at the University of Connecticut, where she helped lead the team to two NCAA championships.

Sourced from namecensus.com.

Popularity

Sydni over time

The chart below shows babies named Sydni registered in England and Wales in the years where the name appears in the published records, from 1996 to 2016. Empty years are left out so rare names are not stretched across long periods where the published files do not show any registrations.

For Sydni, the clearest high point is 2006. The latest England and Wales figure is 5 births in 2016, compared with 8 at the peak.

Babies born per year

Sydni
02468199620062016

Decades

Sydni by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Sydni 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 #5204 18 5
2000s #3616 39 8
1990s #3387 11 3

Related

Names similar to Sydni

FAQ

Sydni: questions and answers

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

In 2016, Sydni was ranked #4096 for girls in England and Wales, with 5 births registered.

When was Sydni most popular?

The peak year on record was 2006, with 8 babies registered as Sydni in England and Wales.

What is the meaning and origin of Sydni?

A feminine variant of the name Sydney, of English origin meaning "from the wide island".

How many people are called Sydni in the UK?

A total of 68 babies have been registered as Sydni across the 16 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.