UK boy's name
Maciej
A masculine Polish name derived from the Latin name Matthaeus.
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.
Maciej is a boy's name in the UK records. People looking for Maciej popularity in 2026 should use the latest official release, which is 2024 in this profile. In that release it ranked #5119, with 3 babies registered with the name. Its strongest year in the published records was 2008, with 75 births.
This profile covers 617 England and Wales registrations across 23 recorded years from 2002 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 4% of the recorded peak, which gives a quick read on how the name has moved since its high point.
We estimate that about 674 living people in the UK are called Maciej. 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
- • Maciej ranked #5119 for boys in England and Wales in 2024, with 3 registrations.
- • The name peaked in 2008, when 75 boys were registered as Maciej.
- • Maciej ranks best in Northern Ireland in the latest published regional snapshot for that area, where it placed #343 in 2013.
- • About 674 living people in the UK are estimated to have Maciej as a first name, after adjusting past birth registrations with ONS life tables.
Latest rank (E&W)
#5119
2024
Births in 2024
3
Latest year
Peak year
2008
75 births
Estimated living
674
2026
Meaning
What does Maciej mean?
Maciej is a Polish given name derived from the Latin name Matthaeus, which itself is derived from the Hebrew name Mattityahu, meaning "gift of Yahweh". The name traces its origins to the biblical figure Matthew the Apostle and Evangelist, one of the twelve apostles of Jesus Christ.
The name Maciej has been in use in Poland since the Middle Ages and has a long and rich history. In the 13th century, it was recorded as Maciej in the Liber Beneficiorum, a historical record of ecclesiastical benefices in the Diocese of Cracow.
One of the earliest known bearers of the name Maciej was Maciej Słupski, a Polish Catholic priest and theologian who lived in the 15th century (c. 1400-1480). He was a professor at the University of Kraków and played a significant role in the Polish Renaissance.
Another notable figure with the name Maciej was Maciej Kazimierz Sarbiewski (1595-1640), a Polish Jesuit poet and theologian who wrote in Latin. He was considered one of the most prominent representatives of the European Baroque period and was highly praised for his poetic works.
In the 19th century, Maciej Mielżyński (1799-1870) was a Polish nobleman, landowner, and philanthropist who founded several schools and hospitals in Poland. He was also a member of the Sejm (Polish parliament) and played an active role in the November Uprising of 1830-1831 against Russian rule.
Maciej Rataj (1884-1940) was a Polish politician and statesman who served as the Speaker of the Sejm and the Marshal of the Sejm in the interwar period. He was a prominent figure in the Polish cooperative movement and fought for the independence of Poland.
Maciej Berbeka (1954-2013) was a Polish actor and theater director who had a successful career in both film and theater. He was known for his roles in popular Polish films and television series, and was also a respected director and theater educator.
These are just a few examples of notable individuals throughout history who have borne the name Maciej. The name has a rich cultural significance in Poland and continues to be a popular choice for boys to this day.
Sourced from namecensus.com.
Popularity
Maciej over time
The chart below shows babies named Maciej registered in England and Wales in the years where the name appears in the published records, from 2002 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 Maciej, the clearest high point is 2008. The latest England and Wales figure is 3 births in 2024, compared with 75 at the peak.
Babies born per year
Decades
Maciej by decade
Decade totals smooth out the yearly jumps and make it easier to see whether Maciej 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 | #2876 | 40 | 5 |
| 2010s | #913 | 364 | 10 |
| 2000s | #1628 | 213 | 8 |
Geography
Where Maciej is most common
The bars show the latest published local birth counts for Maciej. 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.
Maciej ranks best in Northern Ireland in the latest published regional snapshot for that area, where it placed #343 in 2013.
Across the UK
Maciej in Scotland and Northern Ireland
Scotland (NRS)
#707 in 2016
10 years of NRS records, 51 total registered
Northern Ireland (NISRA)
#343 in 2013
3 years of NISRA records, 10 total registered
Related
Names similar to Maciej
- Matthew 80,931
- Mohammed 74,321
- Muhammad 72,235
- Max 59,807
- Michael 47,075
- Mason 38,935
- Mohammad 25,910
- Morgan 15,994
- Muhammed 11,527
- Mark 11,336
- Marcus 11,257
- Maxwell 10,006
FAQ
Maciej: questions and answers
How popular is the name Maciej in the UK right now?
In 2024, Maciej was ranked #5119 for boys in England and Wales, with 3 births registered.
When was Maciej most popular?
The peak year on record was 2008, with 75 babies registered as Maciej in England and Wales.
What is the meaning and origin of Maciej?
A masculine Polish name derived from the Latin name Matthaeus.
How many people are called Maciej in the UK?
A total of 617 babies have been registered as Maciej across the 23 years of ONS England & Wales records shown here, plus 51 more in Scotland and 10 in Northern Ireland.
Where is Maciej most common?
In the latest published local rankings, Maciej ranks best in Northern Ireland, where it placed #343 in 2013. 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.