Kozák
surname · Latin script
Meaning, in Czech: Cossack
(measured from records)Officially recorded in 5 countries · latest register: dane.gov.pl, 2026
/ˈkozaːk/(recorded in a dictionary) Czech · from Wiktionary
Kozák is a surname written in the Latin script, with more bearers in Poland than in any other country, where it is the 70th most common surname.
- PLPoland1 in 1.4K(measured from records)
- CZCzechia1 in 3K
- SKSlovakia1 in 3.4K
carrying the name, as counted by its national register where one exists and as Mondonomo estimates it elsewhere (marked ≈ and "est." on hover). Where a country counts another spelling of the name rather than Kozák itself, the figure is that spelling’s, and it is named. One hue, darker where it is more common; hover a country for its figure.
- Poland (measured from records)
- 2 (measured from records)
- Record sources
- 158 (measured from records)
- 1 in 1.4K (inferred from the name graph)
27,179 people, 2026
recorded for this name
corpus datasets behind its best-documented spelling
strongest: highest-authority source
Poland
measured from records inferred from the name graph
Spellings & scripts
(measured from records)Locally spelled Казак in RU Russia, BY Belarus, TR Türkiye, Kozak in PL Poland, US United States, CZ Czechia and Козак in UA Ukraine.
Spellings marked ● are how people bearing the name write it in our records, and ○ marks a model's transliteration; click a spelling to open its page.
Meaning & origin
(measured from records)fungus belonging to the genera Leccinum, Leccinellum
Cited for this meaning 1
- kaikki.org Wiktionary extract (IPA + transliterations)
Attested across 21 languages in the etymology graph.
How Kozák is read
(measured from records)Kozák is one spelling over 3 language communities, and the dictionaries record it differently in 2 of them. Each row is what a source recorded for that language, beside the share of this name’s records the language holds. No single row is the name’s meaning.
- Czech39%
Cossack
as a wordkaikki.org Wiktionary extract (IPA + transliterations)
- Hungarian37%
No dictionary in our sources glosses Kozák in Hungarian.
- Slovak17%
fungus belonging to the genera Leccinum, Leccinellum
as a wordkaikki.org Wiktionary extract (IPA + transliterations)
The share is ours — how much of this name’s records each language holds. The sense beside it is the source’s, quoted and credited, including where it names a gender. We do not publish a gender of our own per language: our records carry one figure for the spelling as a whole.
Where the surname Kozák is found
(measured from records)Kozák 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.
| Country | Most common spelling | Sources | ||||
|---|---|---|---|---|---|---|
| PL Poland | #70 | 27,179 | 1 in 1.4K | 14K | Kozak | 140 |
| UA Ukraine | #63 | ≈26,000 est. | ≈1 in 1.4K | — | Козак | 68 |
| RU Russia | — | ≈7,900 est. | ≈1 in 18K | — | Казак | 139 |
| US United States | — | 7,495 | 1 in 44K | 7.7K | Kozak | 158 |
| TR Türkiye | — | ≈6,000 est. | ≈1 in 14K | — | Казак | 11 |
| CZ Czechia | #209 | 3,613 | 1 in 3K | 3.6K | Kozak | 69 |
| BY Belarus | #58 | ≈3,400 est. | ≈1 in 2.7K | — | Казак | 28 |
| SK Slovakia | #171 | 1,591 | 1 in 3.4K | 1.6K | Kozák | 43 |
27,179 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; Census Bureau — Surname Frequency 2000; MVČR — living population register 2017; naše jména — 2016 MVČR snapshot; JÚĽŠ SAV — Databáza priezvisk na Slovensku (surname database, 1995 census). 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).
Notable people with this name
(measured from records)- Ján Kozákb. 1980SKSlovak footballer (born 1980)
- Danuta Kozákb. 1987HUHungarian kayaker
- Libor Kozákb. 1989CZCzech soccer player and soccer representant
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)Evidence
(measured from records)11 registers and reference works attest this spelling, across 5 countries.
Register rows as of the 2026-10-09 data build.
Frequently asked questions
- Where does the name Kozák come from?
- fungus belonging to the genera Leccinum, Leccinellum Recorded by kaikki.org Wiktionary extract (IPA + transliterations).
- How do you pronounce Kozák?
- It depends on the language: in Czech /ˈkozaːk/ (Wiktionary); in Hungarian /ˈkozaːk/ (Wiktionary); in Slovak /ˈkɔzaːk/ (Wiktionary).
- What does the name Kozák mean?
- In Czech, Cossack
- Which countries have the most people with the surname Kozák?
- In Poland, the national register counted about 27 thousand people named Kozák, more than in any other country we hold, where it is most often spelled kozak. After it come Ukraine, Russia, United States and Türkiye; the country table on this page ranks them.
- Where is Kozák most common?
- Kozák is densest in Poland, where the national register counts about 1 in 1.4 thousand people carrying it.
- How common is the name Kozák?
- In Poland, the national register counted 27,179 people named Kozák in 2026, about 1 in 1.4 thousand residents.
- How common is Kozák compared with other names?
- In Poland, Kozák is the 70th most common surname of 240,840 surnames recorded there.
What do you want to know about Kozák?
Nobody replies to these one by one, but what readers ask decides what these pages answer next.
Query this name via API
curl -H "X-API-Key: YOUR_KEY" https://api.mondonomo.ai/api/v1/name-graph/koz%C3%A1kThe 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, “Kozák” — the 70th most common surname in Poland. Data snapshot 2026-10-13.