Explore the Family Name Korosec

The meaning of Korosec

Slovenian (Korošec): habitational name for someone from Carinthia (Slovenian Koroška), a duchy of the former Habsburg Empire, since WWI almost entirely belonging to Austria. The territory of present-day Carinthia was the center of an early medieval Slovenian state known in Latin as Carantania, the name from which the modern Slovenian name Koroška and its German cognate Kärnten developed. Compare Karner.

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

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

Based on the Decennial U.S. Census data, the popularity of the surname Korosec has seen a slight increase between 2000 and 2010. In 2000, Korosec was the 71,610th most common surname in the United States with 254 individuals bearing the name. By 2010, the surname had risen to the 67,519th position with 292 individuals carrying it -- an increase of approximately 15%. Furthermore, the proportion of individuals with the surname Korosec per 100,000 people increased by 11.11% during this period.

	2000	2010	Change
Rank	#71,610	#67,519	5.71%
Count	254	292	14.96%
Proportion per 100k	0.09	0.1	11.11%

Race and Ethnicity of people with the last name Korosec

The ethnic identity associated with the surname Korosec is primarily White, according to the Decennial U.S. Census data. In 2000, approximately 98.43% of individuals with the surname identified as White, and this figure increased slightly to 98.97% in 2010. There were no significant changes in other ethnic identities such as Asian/Pacific Islander, Two or more races, Hispanic, Black, or American Indian and Alaskan Native associated with the surname during this decade.

	2000	2010	Change
White	98.43%	98.97%	0.55%
Asian/Pacific Islander	0%	0%	0%
Two or More Races	0%	0%	0%
Hispanic	0%	0%	0%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%