NameCensus.

UK boy's name

Tomasz

A masculine Polish name derived from the Hebrew name Thomas meaning "twin".

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.

Tomasz is a boy's name in the UK records. People looking for Tomasz popularity in 2026 should use the latest official release, which is 2024 in this profile. In that release it ranked #1282, with 21 babies registered with the name. Its strongest year in the published records was 2015, with 70 births.

This profile covers 935 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 30% of the recorded peak, which gives a quick read on how the name has moved since its high point.

We estimate that about 996 living people in the UK are called Tomasz. 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

  • Tomasz ranked #1282 for boys in England and Wales in 2024, with 21 registrations.
  • The name peaked in 2015, when 70 boys were registered as Tomasz.
  • Tomasz ranks best in Northern Ireland in the latest published regional snapshot for that area, where it placed #403 in 2012.
  • About 996 living people in the UK are estimated to have Tomasz as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#1282

2024

Births in 2024

21

Latest year

Peak year

2015

70 births

Estimated living

996

2026

Meaning

What does Tomasz mean?

Tomasz is a masculine given name derived from the Aramaic name Thomas, which means "twin". It is a widely used name in Poland and other Slavic countries, where it has been popular for centuries.

The origins of the name can be traced back to the ancient Aramaic language, where it was used as a personal name during the time of Jesus Christ. In the New Testament, the name is given to one of the Twelve Apostles, who became known as "Doubting Thomas" due to his initial skepticism about the resurrection of Jesus.

As Christianity spread throughout Europe, the name Thomas became popular in various regions, taking on different spellings and pronunciations. In Poland, the name evolved into Tomasz, which has been a common name since the Middle Ages.

One of the earliest recorded instances of the name Tomasz dates back to the 12th century, when a Polish nobleman named Tomasz Piotr Dunin lived during the reign of Bolesław III Wrymouth, Duke of Poland. Over the centuries, several notable Poles have borne this name, including:

1. Tomasz Strzęmpka (c. 1198-1278), a Polish Dominican friar and theologian. 2. Tomasz Dolabella (c. 1570-1645), a Polish poet and playwright of the Baroque period. 3. Tomasz Zamoyski (1594-1638), a Polish nobleman, military commander, and art patron. 4. Tomasz Ossoliński (1793-1875), a Polish historian, bibliographer, and founder of the Ossolineum Library. 5. Tomasz Makowski (1908-1984), a Polish mathematician and logician known for his work in set theory and model theory.

These are just a few examples of the many notable figures throughout history who have borne the name Tomasz, reflecting its enduring popularity and rich cultural heritage in Poland and other Slavic regions.

Sourced from namecensus.com.

Popularity

Tomasz over time

The chart below shows babies named Tomasz 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 Tomasz, the clearest high point is 2015. The latest England and Wales figure is 21 births in 2024, compared with 70 at the peak.

Babies born per year

Tomasz
018355370199620102024

Decades

Tomasz by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Tomasz 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 #1280 104 5
2010s #647 555 10
2000s #1209 235 10
1990s #1261 41 4

Geography

Where Tomasz is most common

The bars show the latest published local birth counts for Tomasz. 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.

Tomasz ranks best in Northern Ireland in the latest published regional snapshot for that area, where it placed #403 in 2012.

Scotland
5
Northern Ireland
3

Across the UK

Tomasz in Scotland and Northern Ireland

Scotland (NRS)

#536 in 2020

12 years of NRS records, 62 total registered

Northern Ireland (NISRA)

#403 in 2012

2 years of NISRA records, 6 total registered

Notable bearers

Famous people named Tomasz

  • Tomasz Musiał

    association football referee

    Polish association football referee

    1981-

  • Tomasz Schafernaker

    weather presenter; meteorologist

    Polish-British meteorologist, presenter

    1979-

  • Tomasz Starzewski

    fashion designer

    British fashion designer

    1961-

  • Tomasz Piesakowski

    politician; military officer; historian; university teacher; soldier

    Polish historian, academic teacher and military (1922-2018)

    1922-2018

  • Tomasz Frymorgen

    television producer

    British television producer

Related

Names similar to Tomasz

FAQ

Tomasz: questions and answers

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

In 2024, Tomasz was ranked #1282 for boys in England and Wales, with 21 births registered.

When was Tomasz most popular?

The peak year on record was 2015, with 70 babies registered as Tomasz in England and Wales.

What is the meaning and origin of Tomasz?

A masculine Polish name derived from the Hebrew name Thomas meaning "twin".

How many people are called Tomasz in the UK?

A total of 935 babies have been registered as Tomasz across the 29 years of ONS England & Wales records shown here, plus 62 more in Scotland and 6 in Northern Ireland.

Where is Tomasz most common?

In the latest published local rankings, Tomasz ranks best in Northern Ireland, where it placed #403 in 2012. 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.