NameCensus.

UK girl's name

Leoni

Feminine form of the Latin name Leonius, derived from the Latin word leo meaning "lion".

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.

Leoni is a girl's name in the UK records. People looking for Leoni popularity in 2026 should use the latest official release, which is 2024 in this profile. In that release it ranked #3318, with 7 babies registered with the name. Its strongest year in the published records was 2004, with 95 births.

This profile covers 973 England and Wales registrations across 29 recorded years from 1996 to 2024. The figures come from ONS England and Wales, NRS Scotland and NISRA Northern Ireland, 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 7% of the recorded peak, which gives a quick read on how the name has moved since its high point.

We estimate that about 1,105 living people in the UK are called Leoni. 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

  • Leoni ranked #3318 for girls in England and Wales in 2024, with 7 registrations.
  • The name peaked in 2004, when 95 girls were registered as Leoni.
  • Leoni ranks best in Northern Ireland in the latest published regional snapshot for that area, where it placed #351 in 1998.
  • About 1,105 living people in the UK are estimated to have Leoni as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#3318

2024

Births in 2024

7

Latest year

Peak year

2004

95 births

Estimated living

1,105

2026

Meaning

What does Leoni mean?

The name Leoni is a masculine given name with roots in the Latin language. It originated as a surname derived from the Latin word "leo," meaning lion. The name likely emerged during the medieval period in regions where Latin was widely spoken, such as Italy, France, and Spain.

In ancient Roman culture, the lion was a symbol of strength, courage, and nobility. As a result, names related to the lion carried connotations of power and valor. Leoni may have been bestowed upon individuals who exhibited these qualities or as a way to invoke them.

One of the earliest recorded instances of the name Leoni can be found in the historical records of Florence, Italy, dating back to the 13th century. Leoni di Ser Jacopo, a renowned Florentine painter and sculptor, lived from 1285 to 1344 and was known for his work on the Cathedral of Santa Maria del Fiore.

Another notable figure bearing the name Leoni was Leoni Battista Alberti, an Italian Renaissance humanist, author, artist, architect, poet, priest, linguist, philosopher, and cryptographer. Born in 1404 in Genoa, Alberti made significant contributions to various fields and is widely regarded as a universal genius.

In the realm of literature, Leoni Gasparo Gozzi, an Italian writer and playwright, lived from 1713 to 1786. He was a prominent figure in the Venetian literary scene and is best known for his satirical works and his efforts to revive the traditional Italian theater.

The name Leoni also found its way into the world of music. Leoni Arrigo Boito, an Italian poet, writer, and composer, was born in 1842 and is renowned for his libretti for Giuseppe Verdi's operas, including Otello and Falstaff.

In the field of science, Leoni Battista Grassi, an Italian naturalist and physician, made significant contributions to the study of malaria. Born in 1854, he conducted groundbreaking research that identified the role of mosquitoes in transmitting the disease, a discovery that paved the way for effective prevention and treatment measures.

While these are just a few examples, the name Leoni has been carried by numerous individuals throughout history, each leaving their mark in various fields and disciplines.

Sourced from namecensus.com.

Popularity

Leoni over time

The chart below shows babies named Leoni 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 Leoni, the clearest high point is 2004. The latest England and Wales figure is 7 births in 2024, compared with 95 at the peak.

Babies born per year

Leoni
024487195199620102024

Decades

Leoni by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Leoni 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 #4132 26 5
2010s #2725 115 10
2000s #597 655 10
1990s #613 177 4

Geography

Where Leoni is most common

The bars show the latest published local birth counts for Leoni. They are useful for spotting where the name is showing up in real numbers, while the rank beside each bar shows how strongly it performs inside that region.

Leoni ranks best in Northern Ireland in the latest published regional snapshot for that area, where it placed #351 in 1998.

Scotland
6
Northern Ireland
3

Across the UK

Leoni in Scotland and Northern Ireland

Scotland (NRS)

#476 in 2024

25 years of NRS records, 136 total registered

Northern Ireland (NISRA)

#351 in 1998

1 years of NISRA records, 3 total registered

Notable bearers

Famous people named Leoni

  • Leoni Kingsbury

    badminton player

    badminton player

    1909-1970

Related

Names similar to Leoni

FAQ

Leoni: questions and answers

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

In 2024, Leoni was ranked #3318 for girls in England and Wales, with 7 births registered.

When was Leoni most popular?

The peak year on record was 2004, with 95 babies registered as Leoni in England and Wales.

What is the meaning and origin of Leoni?

Feminine form of the Latin name Leonius, derived from the Latin word leo meaning "lion".

How many people are called Leoni in the UK?

A total of 973 babies have been registered as Leoni across the 29 years of ONS England & Wales records shown here, plus 136 more in Scotland and 3 in Northern Ireland.

Where is Leoni most common?

In the latest published local rankings, Leoni ranks best in Northern Ireland, where it placed #351 in 1998. The regional bars on this page use birth counts, so they also reflect the size of each region.

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.