Explore the Family Name Petronio

The meaning of Petronio

Italian: from the personal name Petronio (from Latin Petronius), which is thought to be of Etruscan origin. Some characteristic forenames: Italian Angelo, Adriano, Aldo, Carlo, Carmella, Eugenio, Fabiola, Francesca, Giorgio, Guido, Mario, Nicolo, Pasco, Rinaldo, Rosario, Sal, Salvatore, Sergio.

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

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

Based on the Decennial U.S. Census data, the surname Petronio was ranked 48,567th in popularity in the year 2000 and slid slightly to 48,995th in 2010, representing a negligible change of -0.88%. The number of individuals bearing this surname grew from 408 in 2000 to 430 in 2010, marking an increase of 5.39%. The proportion of people with the Petronio surname per 100k remained consistent at 0.15 over the decade.

	2000	2010	Change
Rank	#48,567	#48,995	-0.88%
Count	408	430	5.39%
Proportion per 100k	0.15	0.15	0%

Race and Ethnicity of people with the last name Petronio

The ethnic identity associated with the Petronio surname also experienced slight changes between 2000 and 2010, as reported by the Decennial U.S. Census. In both years, the majority of the Petronios identified as White, making up 96.81% in 2000 and slightly decreasing to 96.74% in 2010. Meanwhile, those identifying as Hispanic saw a growth rate of 10.88%, increasing from 1.47% to 1.63%. Individuals who identified with two or more races made up 1.47% of the Petronios in 2000; however, this percentage dropped to zero by 2010. There were no Petronios who identified as Asian/Pacific Islander, Black, or American Indian and Alaskan Native in either year.

	2000	2010	Change
White	96.81%	96.74%	-0.07%
Hispanic	1.47%	1.63%	10.88%
Asian/Pacific Islander	0%	0%	0%
Two or More Races	1.47%	0%	0%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%