Explore the Family Name Troisi

The meaning of Troisi

Italian: patronymic or plural form of Troise. Some characteristic forenames: Italian Angelo, Fiore, Salvatore, Cosmo, Dino, Domenic, Guido, Pasquale, Sal, Silvio, Tullio.

Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.

How common is the last name Troisi in the United States?

Based on data from the Decennial U.S. Census, the surname Troisi saw a slight decrease in popularity between 2000 and 2010. In 2000, Troisi was ranked as the 24,432nd most popular surname in the United States, but by 2010, it had slipped to 25,445th place—a decrease of 4.15%. However, despite this dip in ranking, the actual count of individuals with the Troisi surname increased slightly, from 960 in 2000 to 972 in 2010—an increase of 1.25%. Despite this growth, the proportion of Troisis per 100,000 people fell by 8.33%.

	2000	2010	Change
Rank	#24,432	#25,445	-4.15%
Count	960	972	1.25%
Proportion per 100k	0.36	0.33	-8.33%

Race and Ethnicity of people with the last name Troisi

When looking at the ethnicity of those with the Troisi surname, the Decennial U.S. Census data shows that the majority identify as White—98.13% in 2000 and 95.99% in 2010. However, there was a noticeable increase in those identifying as Hispanic, from 0.83% in 2000 to 2.16% in 2010—an increase of 160.24%. Unfortunately, data for other ethnic identities, including Asian/Pacific Islander, Black, and American Indian and Alaskan Native, were either suppressed or recorded no change. Interestingly, the 2010 census showed a small portion of individuals with the Troisi surname identifying with two or more races, a category that was not present in the 2000 data.

	2000	2010	Change
White	98.13%	95.99%	-2.18%
Hispanic	0.83%	2.16%	160.24%
Two or More Races	0%	0.93%	0%
Asian/Pacific Islander	0%	0%	0%
Black	0.52%	0%	0%
American Indian and Alaskan Native	0%	0%	0%