Explore the Family Name Alfonsi

The meaning of Alfonsi

Italian (southern): patronymic or plural form of Alfonso. Some characteristic forenames: Italian Ferdinando, Antonio, Benigno, Cesare, Elisabetta, Giuseppe, Italo, Marco, Mario, Mirella, Silvio, Tiberio.

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

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

Based on data from the Decennial U.S. Census, the popularity of the surname Alfonsi has seen a minimal decline over a decade. In 2000, Alfonsi was ranked the 52,077th most popular surname, but by 2010, it had dropped to the 55,386th spot, indicating a decrease of 6.35%. The count of individuals bearing this surname also fell slightly from 375 in 2000 to 371 in 2010, marking a 1.07% drop. The proportion of people named Alfonsi per 100,000 also contracted by 7.14%, moving from 0.14 in 2000 to 0.13 in 2010.

	2000	2010	Change
Rank	#52,077	#55,386	-6.35%
Count	375	371	-1.07%
Proportion per 100k	0.14	0.13	-7.14%

Race and Ethnicity of people with the last name Alfonsi

The ethnic identity associated with the surname Alfonsi, as per the Decennial U.S. Census data, is predominantly White, accounting for 96.00% in 2000 and 95.42% in 2010. This represents a minor decrease of 0.60%. Individuals of Hispanic ethnicity bearing this name increased significantly from 1.33% in 2000 to 2.96% in 2010, a noteworthy surge of 122.56%. In 2000, there was a small percentage (2.13%) of individuals with the Alfonsi surname who identified with two or more races, however this figure was zero by 2010. No individuals with the surname Alfonsi identified as Asian/Pacific Islander, Black, or American Indian and Alaskan Native in either census year.

	2000	2010	Change
White	96%	95.42%	-0.6%
Hispanic	1.33%	2.96%	122.56%
Asian/Pacific Islander	0%	0%	0%
Two or More Races	2.13%	0%	0%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%