Explore the Family Name Gianopoulos

The meaning of Gianopoulos

Greek: variant of Giannopoulos. Some characteristic forenames: Greek Spero, Stylianos.

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

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

Based on data from the Decennial U.S. Census, the surname Gianopoulos saw slight changes in its popularity between 2000 and 2010. In 2000, Gianopoulos was ranked as the 74,398th most popular surname, but dropped slightly to the 75,564th position by 2010—a change of -1.57%. Despite this dip in rank, the actual count of people with the Gianopoulos surname increased from 242 individuals in 2000 to 255 in 2010, marking a growth of 5.37%. The proportion of people with this surname per 100,000 individuals remained the same at 0.09.

	2000	2010	Change
Rank	#74,398	#75,564	-1.57%
Count	242	255	5.37%
Proportion per 100k	0.09	0.09	0%

Race and Ethnicity of people with the last name Gianopoulos

The ethnic identity associated with the surname Gianopoulos also experienced minor shifts during the same decade, according to the Decennial U.S. Census. The majority of those bearing the Gianopoulos surname identified as White, although this percentage dipped slightly from 94.21% in 2000 to 92.94% in 2010. The percentage of individuals identifying as belonging to "two or more races" saw a significant increase, rising from 2.89% in 2000 to 3.92% in 2010—an upswing of 35.64%. Meanwhile, no individuals with this surname identified as Asian/Pacific Islander, Hispanic, or American Indian and Alaskan Native during these years. There was a new identification in 2010, with 1.96% identifying as Black, which was not recorded in the previous census.

	2000	2010	Change
White	94.21%	92.94%	-1.35%
Two or More Races	2.89%	3.92%	35.64%
Black	0%	1.96%	0%
Asian/Pacific Islander	0%	0%	0%
Hispanic	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%