Lonardo
surname · Latin script
Meaning: variant of Leonardo, characteristic of central-southern Italy
Recorded as a male name· opposite-gender records fall within measured source noise
Lonardo is a surname written in the Latin script, most frequently recorded in the United States.
- USUnited States
- ITItaly
- ARArgentina
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)
variant of Leonardo, characteristic of central-southern Italy.
Sources 1
- Dictionary of American Family Names
Attested in 1 language in the etymology graph.
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)
Lonardo 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.
In Italian, a surname transferred from the given name
as a wordkaikki.org Wiktionary extract (IPA + transliterations)
In Italian, variante regional de Leonardo.
as a nameDicionário dos sobrenomes italianos
In Italian, Variante di Leonardi
as a nameDizionario dei cognomi italiani
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)
- Joseph Lonardob. 1884ITSicilian emigrant to the United States who became the first crime boss of the Cleveland crime family, which he structured from a competing number of organized crime gangs (1884-1927)
- Angelo Lonardob. 1911American mobster
- Roberto Lonardob. 1943UYUruguayan association football player
- Sandra Lonardob. 1953ITItalian politician
- Emilio Lonardob. 1958ITItalian writer and politician
- Andrea Lonardob. 1960ITItalian priest and theologian (born 1960)
- Fortunato Lonardoresearcher
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 21 sources across 10 countries.
| Country | Register | Year | Count | Rank |
|---|---|---|---|---|
| US United States | Census Bureau — Surname Frequency 2010 | 2010 | 612 | #36,525 |
| US United States | Census Bureau — Surname Frequency 2000 | 2000 | 580 | #36,421 |
| US United States | Census Bureau — Surname Frequency 2020 | 2020 | 577 | #40,800 |
| BE Belgium | Familienaam.be — Belgian family-name frequency (population register) | 2008 | 70 | #20,472 |
| BR Brazil | IBGE — Censo 2022 Nomes no Brasil per-token lookup (v3 API, given+surname) | — | 64 | #87,998 |
| AR Argentina | RENAPER — Apellidos (person counts, national) | — | 44 | — |
| CH Switzerland | BFS — Familiennamen der Wohnbevölkerung (surnames) | 2024 | 34 | #24,910 |
| FR France | INSEE — Fichier des noms de famille (1891–2000) | 1961 | 17 | — |
| FR France | INSEE — Fichier des noms de famille (1891–2000) | 1991 | 12 | — |
| FR France | INSEE — Fichier des noms de famille (1891–2000) | 1971 | 12 | — |
| FR France | INSEE — Fichier des noms de famille (1891–2000) | 1981 | 9 | — |
| ES Spain | INE — Padrón per-token widgets (current living counts, given + apellidos) | — | 6 | #154,812 |
Reference works 3
- Dictionary of American Family Names
- Nederlandse FamilienamenBank (Dutch surname bank; ex-Meertens Instituut, now CBG)2007
- 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
- What does the name Lonardo mean, and where does it come from?
- variant of Leonardo, characteristic of central-southern Italy. Recorded by Dictionary of American Family Names.
- In which country does Lonardo have the most bearers?
- Lonardo is most frequently recorded in the United States.
What do you want to know about Lonardo?
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/lonardoThe 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, “Lonardo”. Data snapshot 2026-10-10.