Jespersen
surname · Latin script
Meaning, in Danish: a surname originating as a patronymic
(measured from records)Officially recorded in 13 countries · latest register: dane.gov.pl, 2026
/jɛsb̥ɐsn̩/(machine-generated) pronunciation, model-generated
Jespersen is a surname written in the Latin script, most frequently recorded in the United States.
- DKDenmark
- USUnited States
- NONorway
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)patronymic from the personal name Jesper, Danish and Low German form of Kaspar.
Cited for this meaning 1
- Dictionary of American Family Names
Attested in 1 language in the etymology graph.
How Jespersen is read
(measured from records)Jespersen is one spelling over 2 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.
- Danish46%
a surname originating as a patronymic
as a wordkaikki.org Wiktionary extract (IPA + transliterations)
- English41%
Otto, Danish philologist
as a namePronouncing Dictionary of Proper Names
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 We do not publish a gender of our own per language: our records carry one figure for the spelling as a whole.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)Jespersen is also recorded in 2 other lexicons, as a different name or as an ordinary word. These are senses of the spelling, not of the name above.
patronymic from the personal name Jesper, Danish and Low German form of Kaspar.
as a nameDictionary of American Family Names
In Croatian, danski lingvist ( Filozofija gramatike , Napredak u jeziku )
as a wordHrvatski jezični portal (HJP) dictionary export
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)- Otto Jespersenb. 1860DKDanish linguist (1860–1943)
- Per Mathias Jespersenb. 1888NOgymnast (1888-1964)
- Gilbert Jespersenb. 1890DKDanish musician (1890–1975)
- Karen Jespersenb. 1947DKDanish politician
- Otto Jespersenb. 1954NONorwegian comedian and actor
- Eric Jespersenb. 1961CAsailor
- Mari-Anne Jespersenb. 1963Danish actress
- Helle Jespersenb. 1968Danish sailor
- Chris Jespersenb. 1983NONorwegian cross-country skier
- Maria Jespersenb. 1991DKDanish tennis player
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)24 registers and reference works attest this spelling, across 13 countries.
Reference works 6
- Dictionary of American Family Names
- Nederlandse FamilienamenBank (Dutch surname bank; ex-Meertens Instituut, now CBG)2007
- Wikipedia surname tokens
- Wikidata name items (native-script + romanized given/family names)
- Rymut, Słownik nazwisk współcześnie w Polsce używanych (10 vols, IJP PAN, Kraków 1992–1994) — every Polish surname in the PESEL register at the end of 1990, with bearer counts nationally and per voivodeship1990
- Søndergaard, Georg, Danske efternavne (Lademann 1984/1991)
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 Jespersen come from?
- patronymic from the personal name Jesper, Danish and Low German form of Kaspar. Recorded by Dictionary of American Family Names.
- How do you pronounce Jespersen?
- A machine transcription gives /jɛsb̥ɐsn̩/ (IPA) for Danish.
- What does the name Jespersen mean?
- In Danish, a surname originating as a patronymic
- In which country does Jespersen have the most bearers?
- Jespersen is most frequently recorded in the United States.
What do you want to know about Jespersen?
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/jespersenThe 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, “Jespersen”. Data snapshot 2026-10-13.