Explore the Family Name Guinea

The meaning of Guinea

1. Irish: variant of Guiney. 2. Basque: Castilianized form of Ginea, a habitational name from a place called Ginea, in Araba/Álava province, Basque Country (Spain).

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

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

Based on the Decennial U.S. Census, the surname Guinea has seen a considerable increase in popularity between the years 2000 and 2010. In 2000, Guinea was ranked at 85,297 in terms of commonality, but by 2010 it had jumped significantly to position 67,747. This represents an impressive 20.58% increase in rank. The overall count of individuals with the surname also rose from 204 to 291 during this decade, equating to a substantial growth rate of 42.65%. The proportion of people named Guinea per 100,000 also increased by 25.0%.

	2000	2010	Change
Rank	#85,297	#67,747	20.58%
Count	204	291	42.65%
Proportion per 100k	0.08	0.1	25%

Race and Ethnicity of people with the last name Guinea

The ethnic identity associated with the surname Guinea also experienced shifts between 2000 and 2010, according to the Decennial U.S. Census data. While no change was recorded for Asian/Pacific Islander or those identifying with two or more races, there were notable changes among White, Hispanic, and Black categories. The percentage of Whites with Guinea as their surname dropped by 33.92%, from 17.16% to 11.34%. However, the surname became more prevalent in the Hispanic community, experiencing a rise from 79.41% to 83.85%—an increase of 5.59%. There was also a slight uptick in the Black community, where the percentage of individuals bearing the surname Guinea went up from 2.45% to 3.09%, marking a 26.12% increase.

	2000	2010	Change
Hispanic	79.41%	83.85%	5.59%
White	17.16%	11.34%	-33.92%
Black	2.45%	3.09%	26.12%
Asian/Pacific Islander	0%	0%	0%
Two or More Races	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%