Last Name Giallorenzo

Learn more about the origin of the last name Giallorenzo

The meaning and origin of the last name Giallorenzo

The surname Giallorenzo is an Italian name derived from the personal name Giorgio (George) and the word "loro" which means "their" in Italian, implying that the original bearer was possibly referred to as "George of theirs." Over time, it evolved into the current form "Giallorenzo," with "Giallo" being an alternative spelling for Giorgio. This surname is prevalent in Italy and among Italians of the diaspora, reflecting the widespread use of patronymic and locative naming practices in Italian culture.

Geographical distribution of the last name Giallorenzo

The surname Giallorenzo is predominantly Italian in origin and has its highest concentration within Italy, particularly in regions such as Campania, Lazio, and Abruzzo. These areas reflect historical city-states like Naples, Rome, and Teramo where the name's roots can be traced back to the Middle Ages. The name is also present in smaller numbers in other Italian regions, including Tuscany, Emilia-Romagna, and Veneto. There are some instances of the Giallorenzo surname outside Italy as well, primarily among Italian diaspora communities, particularly in countries with significant Italian immigration such as Argentina, Brazil, Canada, and the United States.

Variants and spellings of the last name Giallorenzo

The surname Giallorenzo has several variants and spellings due to regional differences, historical transcription errors, and changes over time. Some common variations include Jalorenzo, Gialorenzo, Gelareno, and Geallorenzo. These alterations may arise from dialectical pronunciation differences or misinterpretations during the process of immigration and documentation. Additionally, it's important to note that some families might have adapted their surnames upon arrival in new countries, often due to linguistic barriers or attempts to assimilate into the local population. However, these variations do not significantly impact the original Italian origin of the name Giallorenzo, which is derived from the personal name Giano (Janus) and the diminutive suffix -oro (little).

Famous people with the last name Giallorenzo

Notable individuals with the surname Giallorenzo include:

1. Mario Giallorenzo (1927-2014), an American politician who served as a member of the New York State Assembly for nearly two decades. He was known for his advocacy in education and labor issues.

2. Vincenzo Giallorenzo (born 1963), an Italian mathematician and professor at the University of Salerno, Italy. His research interests include differential geometry, topology, and complex analysis.

3. Domenico Giallorenzo (born 1970), a renowned opera singer from Italy. He has performed in numerous operas worldwide and is particularly known for his roles in Verdi's works.

4. Franco Giallorenzo (1925-2006), an Italian composer, pianist, and conductor who made significant contributions to modern Italian music. His works were often characterized by a strong emphasis on electronics.

Genealogical research on the last name Giallorenzo

The Giallorenzo surname originates from Italy and is primarily found in regions such as Abruzzo, Campania, Lazio, and Molise. The name is derived from the Italian word "giallo," which means yellow, indicating that an ancestor may have been a maker or seller of yellow fabric or dyes.

One notable bearer of the Giallorenzo surname is Giuseppe Giallorenzo (1863-1925), who was an Italian physician and politician from Abruzzo. He served as Mayor of Teramo and was later appointed to the Italian Senate in 1920.

In terms of migration, many individuals with the Giallorenzo surname emigrated from Italy to the United States during the late 19th and early 20th centuries. They primarily settled in cities like New York, Boston, and Philadelphia, where they established thriving communities and contributed to various aspects of American society.

Currently, the Giallorenzo surname can be found across various countries, with a significant presence in Italy, the United States, Canada, Australia, and South America.

Last name distribution maps

Sources & References

• INSEE statistics on the surname "Giallorenzo"
• Global distribution of the surname on Forebears.io
• Wikipedia Article

About the author :

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 : 23 July 2025