Last Name De-Antonio

Learn more about the origin of the last name De-Antonio

The meaning and origin of the last name De-Antonio

The surname De-Antonio is of Spanish origin and is derived from the given name Antonio, which means "priceless" or "invaluable." The addition of "de" before Antonio indicates that the original bearer of this surname was either the son of someone named Antonio or lived near a place named for St. Anthony (Santo Antonio in Spanish). This patronymic and locative naming system is common in Iberian cultures, where the use of surnames became widespread during the Middle Ages. The De-Antonio family is believed to have origins in Spain, but the name can also be found in regions that were once under Spanish rule, such as Latin America and the Philippines.

Geographical distribution of the last name De-Antonio

The surname De-Antonio is predominantly found in Portuguese-speaking countries, particularly Portugal and Brazil, due to its origin from the Iberian Peninsula. It is also present in other regions with significant Portuguese immigration, such as Angola, Mozambique, and Cape Verde in Africa, as well as in some parts of South America like Argentina, Paraguay, and Uruguay. In the United States, a considerable number of individuals bearing the De-Antonio name are descendants of immigrants from Portugal and Brazil, with concentrations primarily in states such as California, Florida, Massachusetts, New Jersey, and New York. The name can also be found in other countries like Canada, Australia, and some parts of Europe due to diaspora movements over the centuries.

Variants and spellings of the last name De-Antonio

The surname De-Antonio has several variations and spellings. These include De Antonio, DeAntonio, Deantonio, De'Antonio, and DeAntilio. Some other less common variations may be found based on regional dialects or transcription errors over time. It originates from Italy, where it is often found as Antonio de-, meaning 'son of Anthony'. The name is predominantly Italian-American but can also be found among people with Italian ancestry in other countries.

Famous people with the last name De-Antonio

Notable individuals with the surname De-Antonio include:

1. Lou Antonio (1934–2019), an American film and television actor known for his roles in shows like "Mission: Impossible" and "Baretta."

2. Maria De-Jesus De-Antonio, a Filipina scientist and researcher recognized as the first Filipino woman to receive a doctorate degree in Chemistry from the Massachusetts Institute of Technology (MIT).

3. Richard De Antonis, an American economist who is the Charles M. Harper Professor of Economics at the University of Chicago Booth School of Business. He has made significant contributions to the field of labor economics and public finance.

4. Joe De Antonio (1928–2007), a filmmaker known for directing documentaries such as "Woodstock" and "In the Year of the Pig."

5. Marc De Antonis, an American politician serving as the U.S. Representative for Pennsylvania's 6th congressional district since 2019. He is a member of the Republican Party.

Genealogical research on the last name De-Antonio

The surname De-Antonio originates from Spain and is a variation of the more common Antonio. It is derived from the personal name Antonio, which comes from the Latin Antonius, meaning "priceless one" or "worthy of praise." The addition of "de" before the surname indicates noble ancestry, with de signifying "of" or "from."

The De-Antonio family can be traced back to medieval Spain, particularly in regions like Andalusia and Castile. Some early records suggest that the family originated from the city of Toledo, which was a significant center of power during the Middle Ages. The De-Antonios played prominent roles in Spanish politics, religion, and culture throughout history.

In the 16th century, many De-Antonio family members migrated to the Americas, establishing settlements in countries like Mexico, Peru, Colombia, and the Philippines. Today, the surname is common among Hispanic communities worldwide. Notable individuals with the De-Antonio surname include actors John De Antonio and David De Antonio, as well as footballer Marlon de Jesus António.

Last name distribution maps

Sources & References

• INSEE statistics on the surname "De-Antonio"
• Global distribution of the surname on Forebears.io
• Wikipedia Article

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NomOrigine Team
Passionate about genealogy, name history, and linguistics, we have been analyzing the origins of names for over 3 years. Our content is based on verified historical, etymological, and statistical data.
Last updated : 24 July 2025