Marciniak

surname · Latin script

Meaning: patronymic from the personal name Marcin (see Martin)

Recorded for both men and women· direction only, no split published

/mɝˈtʃɪniæk/(machine-generated) pronunciation, model-generated

Marciniak is a surname written in the Latin script, with more bearers in Poland than in any other country, where it is the 39th most common surname.

rarermore common
  • PLPoland1 in 1K(measured from records)
  • USUnited States1 in 126K
  • NONorway1 in 20K

carrying the name, as counted by its national register where one exists and as Mondonomo estimates it elsewhere (marked ≈ and "est." on hover). One hue, darker where it is more common; hover a country for its figure.

Poland (measured from records)

36,898 people, 2026

Sources
151 (measured from records)

Highest-authority source

1 in 1.0K (inferred from the name graph)

Poland

measured from records inferred from the name graph

Meaning & origin(measured from records)

patronymic from the personal name Marcin (see Martin).

Sources 1

  • Dictionary of American Family Names

Attested across 2 languages in the etymology graph.

Where in the world(measured from records)

Marciniak counted together with the spellings and other-language forms grouped with it. Where a register counted another spelling, the row names it.

Sorted by bearers: national registers' counts, and Mondonomo's estimates (≈, est.) where no register counts.

Where Marciniak is recorded, by country
CountryMost common spellingSources
PL Poland#3936,8981 in 1K19KMarciniak151
CN China—≈15,000 est.≈1 in 95K—Marciniak2
US United States—2,6471 in 126K2.6KMarciniak130
FR France—≈1,200 est.≈1 in 55K174Marciniak3
ID Indonesia—≈970 est.≈1 in 275K—Marciniak2
NO Norway—2701 in 20K270Marciniak16
IE Ireland—≈100 est.≈1 in 50K—Marciniak13
DK Denmark—791 in 74K79——

36,898 people counted by dane.gov.pl — PESEL living persons (surnames), 2026. Exact figures are national registers' own counts, while figures marked ≈ and est. are Mondonomo’s estimates, counted from our sources and calibrated against those registers; hover one for how far to trust it in that country. A dash means neither exists.

Registers cited: dane.gov.pl — PESEL living persons (surnames); Census Bureau — Surname Frequency 2010; SSB — Navnesøk (name-search service, living population); INSEE — Fichier des noms de famille (1891–2000); Danmarks Statistik — Hvor mange hedder...? (living-population name counts). Figures without a register are Mondonomo estimates; see Methodology.

Country figures for a list of names, at full precision, are available under licence rather than by scraping this table (how that works).

Other names spelled this way(inferred from the name graph)

Marciniak is also recorded as another name, grouped separately because the records behind them do not connect to the one described above.

  • Ukrainian surname6 spellings in the group

    Most recorded in Ukraine, Russia, United States, Türkiye

    Languages: Ukrainian, Russian

    Also written Марциняк, Martsinyak

39 further groups record this spelling and are not listed here.

Grouping is the name graph's, not a register's: two spellings join a group when the evidence links them, so a group is a claim about the records rather than about the people.

Notable people with this name(measured from records)

190019201940196019802000Florian Marciniak, b. 1915Piotr Marciniak, b. 1949Bronisław Marciniak, b. 1950Zbigniew Marciniak, b. 1952Ewa Marciniak, b. 1959Robert Marciniak, b. 1960Michelle Marciniak, b. 1973Szymon Marciniak, b. 1981Konrad Marciniak, b. 1982Artur Marciniak, b. 1987

The ten people covered by the most Wikipedia language editions — a proxy for cross-cultural notability, which favours historical and Western figures over equally prominent contemporary ones — shown by birth year. Source: Wikidata (CC0).

How to address them(machine-generated)

FormalDear Marciniak,
InformalHello,

Evidence(measured from records)

Attested in 27 sources across 15 countries.

Official registers attesting Marciniak
CountryRegisterYearCountRank
PL Polanddane.gov.pl — PESEL living persons (surnames)202619K—
PL Polanddane.gov.pl — PESEL living persons (names)—19K#52
PL Polanddane.gov.pl — PESEL living persons (surnames)202618K—
PL Polanddane.gov.pl — PESEL living persons (names)—18K#53
US United StatesCensus Bureau — Surname Frequency 201020102.6K#11,821
US United StatesCensus Bureau — Surname Frequency 200020002.6K#11,057
US United StatesCensus Bureau — Surname Frequency 202020202.4K#12,227
NO NorwaySSB — Navnesøk (name-search service, living population)—270#5,745
FR FranceINSEE — Fichier des noms de famille (1891–2000)1951255—
FR FranceINSEE — Fichier des noms de famille (1891–2000)1941237—
FR FranceINSEE — Fichier des noms de famille (1891–2000)1931222—
FR FranceINSEE — Fichier des noms de famille (1891–2000)1961199—

Reference works 6

These works list the name; their figures are licensed and are not reproduced here.

Register rows as of the 2026-10-09 data build.

Frequently asked questions

What does the name Marciniak mean, and where does it come from?
patronymic from the personal name Marcin (see Martin). Recorded by Dictionary of American Family Names.
How do you pronounce Marciniak?
A machine transcription gives /mɝˈtʃɪniæk/ (IPA) for English.
In which country does Marciniak have the most bearers?
In Poland, the national register counted about 37 thousand people named Marciniak, more than in any other country we hold, where it is most often spelled marciniak.
Where is Marciniak most common?
Marciniak is densest in Poland, where the national register counts about 1 in 1.0 thousand people carrying it.
How common is the name Marciniak?
In Poland, the national register counted 36,898 people named Marciniak in 2026, about 1 in 1.0 thousand residents.
How common is Marciniak compared with other names?
In Poland, Marciniak is the 39th most common surname of 240,840 surnames recorded there.

What do you want to know about Marciniak?

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Query this name via API
curl -H "X-API-Key: YOUR_KEY" https://api.mondonomo.ai/api/v1/name-graph/marciniak

The payload this page is built from: spellings and scripts, countries and languages, related names, and the registers that attest the form. It takes a free API key (1,000 requests a day), which returns what this page shows everyone; the full country table, every register citation and the year-by-year series come with a licensed key, as does bulk access.

About this data

measured from records inferred from the name graph machine-generated

These figures come from the data snapshot of and will change as it is rebuilt.

Statistics are aggregated from the Mondonomo name corpus; related names and etymology are inferred from the name graph; pronunciation and any machine-marked transliterations are model-generated. Read how the numbers are made, including their known failure modes, and where the data comes from.

Reference works we consult — surname dictionaries, official name registers, Wikidata and Wiktionary — are named directly, beside the claims they support. The per-country source counts also include datasets of person records: we publish how many there are and their authority tier, but not their names.

Cite this page Mondonomo, “Marciniak” — the 39th most common surname in Poland. Data snapshot 2026-10-10.

See how Marciniak parses inside a full name →