NameCensus.

UK name, mostly girls

Deni

A feminine name of Old German origin meaning "from the dense woodland".

For 2026, the newest official UK baby-name figures on this page are from 2020. That release is the current official benchmark rather than a forecast.

Also recorded as a boys' name in the UK, with 29 boys.

Deni is mostly registered for girls in the UK records. People looking for Deni popularity in 2026 should use the latest official release, which is 2020 in this profile. In that release it ranked #5493, with 3 babies registered with the name. Its strongest year in the published records was 2005, with 11 births.

This profile covers 128 England and Wales registrations across 22 recorded years from 1996 to 2020. 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 127 living people in the UK are called Deni. 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 2021 or 2026.

Key insights

  • Deni ranked #5493 for girls in England and Wales in 2020, with 3 registrations.
  • The name peaked in 2005, when 11 girls were registered as Deni.
  • Deni is also recorded for boys, but the girls side is the larger UK variant in these records.
  • About 127 living people in the UK are estimated to have Deni as a first name, after adjusting past birth registrations with ONS life tables.
  • Across the England and Wales records shown here, 81.5% of Deni registrations are for girls.

Latest rank (E&W)

#5493

2020

Births in 2020

3

Latest year

Peak year

2005

11 births

Estimated living

127

2026

Gender

Boy and girl registrations for Deni

In England and Wales birth records, Deni has been registered for both boys and girls. Across the years shown here, 18.5% of registrations are for boys and 81.5% are for girls.

These figures use the sex categories in the published baby-name files. They are useful for spotting how the name is used at registration, but they are not a live measure of gender identity or everyone living with the name today.

18% boys
82% girls
Boys29 (18.5%)Girls128 (81.5%)

Deni registered for boys

  • Ranked #4,107 in 2023
  • 4 boys registered in 2023
  • Peak: 2018 (4 births)

Deni registered for girls

  • Ranked #5,493 in 2020
  • 3 girls registered in 2020
  • Peak: 2005 (11 births)

Meaning

What does Deni mean?

The name Deni is believed to have its origins in the Slavic languages, specifically in the Serbo-Croatian region of the Balkans. It is thought to be a diminutive form of the Slavic name Denis, which itself is derived from the Ancient Greek name Dionysios, meaning "follower of Dionysus" – the god of wine and revelry in Greek mythology.

The earliest recorded use of the name Deni can be traced back to the 12th century, appearing in various historical records and texts from the medieval period in the Balkans. One notable example is Deni of Budva, a renowned 12th-century Serbian poet and writer who is considered one of the earliest known literary figures from the region.

In the 14th century, Deni Primorac was a prominent Ragusan nobleman and diplomat from the city-state of Dubrovnik (modern-day Croatia). He played a crucial role in negotiating trade agreements and fostering relationships between Dubrovnik and other Mediterranean powers.

During the 15th century, Deni Zivkovic was a Serbian military commander who fought in the Ottoman-Serbian Wars. He is remembered for his bravery and leadership in defending Serbian territories against the Ottoman Empire.

In the 16th century, Deni Vidovic was a notable Croatian Renaissance poet and playwright from the city of Šibenik. His works, written in the Čakavian dialect of Croatian, are considered important contributions to the literary heritage of the region.

Fast-forwarding to the 19th century, Deni Kušmunović was a Bosnian Franciscan friar and writer who played a significant role in preserving and promoting the cultural and literary traditions of Bosnia and Herzegovina.

While the name Deni has its roots in the Slavic regions, it has since gained popularity and usage in various parts of the world, particularly in Europe and the Americas, often as a shortened form or diminutive of the name Dennis or Denis.

Sourced from namecensus.com.

Popularity

Deni over time

The chart below compares boys and girls registered as Deni in England and Wales, from 1996 to 2023. Empty years are left out so rare names are not stretched across long periods where the published files do not show any registrations.

For Deni, the clearest high point is 2005. The latest England and Wales figure is 3 births in 2020, compared with 11 at the peak.

Babies born per year

BoysGirls
036811199620092023

Decades

Deni by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Deni 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 #5493 3 1
2010s #4952 28 7
2000s #3108 66 10
1990s #2067 31 4

Related

Names similar to Deni

FAQ

Deni: questions and answers

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

In 2020, Deni was ranked #5493 for girls in England and Wales, with 3 births registered.

When was Deni most popular?

The peak year on record was 2005, with 11 babies registered as Deni in England and Wales.

What is the meaning and origin of Deni?

A feminine name of Old German origin meaning "from the dense woodland".

How many people are called Deni in the UK?

A total of 128 babies have been registered as Deni across the 22 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.