Find out how popular the last name Portio is in the United States and learn more about the meaning, history, and race and ethnic origin of people in America who are named Portio.

Portio, like all of the last names we have data for, is identified by the U.S. Census Bureau as a surname which has more than 100 occurrences in the United States in the Decennial Census survey. The most recent statistics we have for the Portio surname is from the 2010 census data.

Popularity of Portio in America

Portio is the 127494th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Portio surname appeared 134 times in the 2010 census and if you were to sample 100,000 people in the United States, approximately 0 people would have the surname Portio.

We can also compare 2010 data for Portio to data from the previous census in 2000. The table below contains all of the statistics for both years in a side-by-side comparison.

The history of the last name Portio

The surname PORTIO is believed to have originated in Italy, particularly in the northern regions of the country. It is derived from the Italian word "porto," meaning port or harbor, suggesting that the name may have been associated with individuals who lived near or worked in port towns and cities.

One of the earliest recorded instances of the PORTIO surname can be traced back to the late 12th century in the city of Genoa, where a merchant named Guglielmo PORTIO was mentioned in a document from 1187. This indicates that the name was already established in the region during that time period.

In the 13th century, the name PORTIO appeared in various records and manuscripts across northern Italy, such as the Codex Diplomaticus Cremonae from 1256, which mentioned a nobleman named Iacopo PORTIO from the city of Cremona.

During the Renaissance period, several notable individuals bore the PORTIO surname. One such person was Leonardo PORTIO, a renowned Italian architect and engineer who lived from 1453 to 1525. He was responsible for designing several significant buildings in Venice, including the iconic Rialto Bridge.

Another notable figure was Simone PORTIO, a Florentine painter and fresco artist who lived from 1499 to 1554. He is known for his work in the Basilica of Santa Croce in Florence, where he painted several frescoes depicting scenes from the life of St. Francis.

In the 17th century, the PORTIO surname gained prominence in the city of Milan, where the family established itself as a prominent merchant and banking dynasty. One member of this family was Giovanni Battista PORTIO (1589-1663), a successful banker and financier who played a crucial role in the economic development of Milan during that era.

Another notable figure was Girolamo PORTIO (1627-1702), a Jesuit priest and scholar from Genoa. He was renowned for his expertise in mathematics and astronomy and served as a professor at the University of Parma.

As the centuries progressed, the PORTIO surname continued to be found throughout various regions of Italy, with several individuals leaving their mark in various fields, such as art, literature, and academia.

Race and ethnic origin of people with the last name Portio

We also have some data on the ancestry of people with the surname Portio.

The below race categories are the modified race categories used in the Census Bureau's population estimates program. All people were categorized into six mutually exclusive racial and Hispanic origin groups:

1. White only
2. Black only
3. American Indian and Alaskan Native only
4. Asian and Pacific Islander only
5. Hispanic
6. Two or More Races

For the most recent 2010 census data, the race/ethnic origin breakdown for Portio was:

Note: Any fields showing (S) means the data was suppressed for privacy so that the data does not in any way identify any specific individuals.

Since we have data from the previous census in 2000, we can also compare the values to see how the popularity of Portio has changed in the 10 years between the two census surveys.

Data source

The last name data and ethnic breakdown of last names is sourced directly from the Decennial Census survey, conducted every 10 years by the United States Census Bureau.

The history and meaning of the name Portio was researched and written by our team of onomatology and genealogy experts.

If you have a correction or suggestion to improve the history of Portio, please contact us.

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