Járek

surname · Latin script

(measured from records)Officially recorded in 1 country

Járek is a surname written in the Latin script, with more bearers in Czechia than in any other country.

rarermore common
  • USUnited States1 in 221K(measured from records)
  • CZCzechia≈1 in 5.8K
  • EEEstonia≈1 in 11K

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.

Czechia (inferred from the name graph)

≈1,900 people, est.

Record sources
133 (measured from records)

corpus datasets behind its best-documented spelling

strongest: highest-authority source

≈1 in 5.8K (inferred from the name graph)

Czechia, est.

measured from records inferred from the name graph

Spellings & scripts

(measured from records)

One other spelling is counted as the same name:

Locally spelled Jarek in US United States, CZ Czechia, GB United Kingdom and 4 more.

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

No verified etymology recorded for this name yet — the entries below are drawn from usage statistics and the name graph.

Attested across 18 languages in the etymology graph.

Where in the world

(measured from records)

Járek 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 Járek is recorded, by country
CountryMost common spellingSources
CZ Czechia#707≈1,900 est.≈1 in 5.8K10Jarek49
US United States—1,5041 in 221K1.5KJarek133
GB United Kingdom—≈450 est.≈1 in 147K—Jarek69
IT Italy—≈270 est.≈1 in 235K—Jarek8
AU Australia—≈180 est.≈1 in 141K1——
NO Norway—≈110 est.≈1 in 49K20Jarek10
EE Estonia—≈110 est.≈1 in 11K207Jarek19
IE Ireland—≈110 est.≈1 in 49K—Jarek16
DK Denmark—≈58 est.≈1 in 101K3——

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: Census Bureau — First Name Frequency 2020 by sex; MVČR — living population register 2017; Statistics Estonia — per-name Population Register counts (nimed); SSB — Navnesøk (name-search service, living population); Danmarks Statistik — Hvor mange hedder...? (living-population name counts); SA BDM — Popular baby names South Australia (1944–present). 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)

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

  • Spanish given name7 spellings in the group

    Most recorded in Peru, United States, France, Spain

    Languages: Spanish, French, Portuguese

    Also written Jarek, Järek, Jãrek

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.

Evidence

(measured from records)

1 register or reference work attests this spelling, across 1 country.

Official registers attesting Járek
CountryRegisterYearCountRank
CZ CzechiaMVČR — living population register 2017—4#130,816

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

Frequently asked questions

In which country does Járek have the most bearers?
Mondonomo estimates about 1.9 thousand people named Járek in Czechia, more than in any other country we hold, where it is most often spelled jarek.
How common is the name Járek?
In the United States, the national register counted 1,504 people named Járek in 2020, about 1 in 221 thousand residents.
How common is Járek compared with other names?
In Czechia, Járek is the 707th most common given name of 16,679 given names recorded there.

What do you want to know about Járek?

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Query this name via API
curl -H "X-API-Key: YOUR_KEY" https://api.mondonomo.ai/api/v1/name-graph/j%C3%A1rek

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, “Járek” — the 707th most common given name in Czechia. Data snapshot 2026-10-13.

See how Járek parses inside a full name →