Ladislaus

given name · Latin script

Meaning, in English: A male given name from the Slavic languages

Recorded as a male name· opposite-gender records fall within measured source noise

Ladislaus is a given name written in the Latin script, most frequently recorded in the United States.

rarermore common
  • DEGermany
  • USUnited States
  • TZTanzania

Where the name is found, darker where our sources hold more of it. No national register counts its bearers anywhere we hold data, so the map carries no figures. One hue, darker where it is more common; hover a country for its figure.

Meaning & origin(measured from records)

from the Slavic given name Ladislaus; short form Lassei

Sources 1

  • Deutsche Namenkunde: Unsere Familiennamen nach ihrer Entstehung und Bedeutung

Attested across 10 languages in the etymology graph.

How Ladislaus is read(measured from records)

Ladislaus 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.

  • English36%

    A male given name from the Slavic languages.

    as a wordkaikki.org Wiktionary extract (IPA + transliterations)

  • German31%

    from the Slavic given name Ladislaus; short form Lassei

    as a nameDeutsche Namenkunde: Unsere Familiennamen nach ihrer Entstehung und Bedeutung

    ) Ladislav; Ladislaw: männl.

    as a nameDUDEN Lexikon der Vornamen

  • Swahili12%

    No dictionary in our sources glosses Ladislaus in Swahili.

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 We do not publish a gender of our own per language: our records carry one figure for the spelling as a whole.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 in the world(measured from records)

Recorded in:

No national register we accept counts this name’s bearers, so the page lists where it is found and publishes no figure.

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

Other recorded senses(measured from records)

Ladislaus is also recorded in 3 other lexicons, as a different name or as an ordinary word. These are senses of the spelling, not of the name above.

  • Latinized form of the Slavic name Vladislav ‘rule of glory’.

    as a nameA concise dictionary of first names

  • In Swedish, Se Laszlo.

    as a nameFörnamn i Sverige. Kortfattat namnlexikon

  • In Russian, var of Ladislav.

    as a wordA Dictionary of Period Russian Names (Wickenden / Goldschmidt 1996)

Ordered by how much of this spelling's record each language holds, so a sense from a language the name is barely used in sits last rather than first.

Notable people with this name(measured from records)

175018001850190019502000František Čelakovský, b. 1799Ladislaus Bortkiewicz, b. 1868Ladislas Starevich, b. 1882Vladislav Felitsianovich Khodasevich, b. 1886Ladislav Mňačko, b. 1919Vladislav Illich-Svitych, b. 1934Vladislav Volkov, b. 1935Vladislav Tretiak, b. 1952Vladislav Galkin, b. 1971Vladislav Radimov, b. 1975

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).

Evidence(measured from records)

Attested in 15 sources across 10 countries.

Official registers attesting Ladislaus
CountryRegisterYearCountRank
NL NetherlandsMeertens NVB — Nederlandse Voornamenbank (all-time BRP bearer counts, 2018)—47#6,964
US United StatesSSA — National Baby Names (1880–present)191522—
US United StatesSSA — National Baby Names (1880–present)192316—
US United StatesSSA — National Baby Names (1880–present)192415—
US United StatesSSA — National Baby Names (1880–present)192115—
US United StatesSSA — National Baby Names (1880–present)191615—
NL NetherlandsMeertens NVB — Nederlandse Voornamenbank (live per-name BRP counts, 1790-2017)—13#24,870
US United StatesSSA — National Baby Names (1880–present)192213—
US United StatesSSA — National Baby Names (1880–present)191912—
US United StatesSSA — National Baby Names (1880–present)191812—
US United StatesSSA — National Baby Names (1880–present)192710—
US United StatesSSA — National Baby Names (1880–present)192010—

Reference works 2

  • Wikipedia given-name tokens
  • Wikidata name items (native-script + romanized given/family names)

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

Where does the name Ladislaus come from?
from the Slavic given name Ladislaus; short form Lassei Recorded by Deutsche Namenkunde: Unsere Familiennamen nach ihrer Entstehung und Bedeutung.
What does the name Ladislaus mean?
In English, A male given name from the Slavic languages.
Is Ladislaus a male or female name?
Ladislaus is a male name in our records. Opposite-gender entries fall within the cross-gender noise we measure in the source data, so we don't report them as usage.
What are other forms of the name Ladislaus?
In the etymology graph, Vladislav, Ladislao and Ladislav are forms of the same name in other languages.
In which country does Ladislaus have the most bearers?
Ladislaus is most frequently recorded in the United States.

What do you want to know about Ladislaus?

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

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, “Ladislaus”. Data snapshot 2026-10-10.

See how Ladislaus parses inside a full name →