Explore the Family Name Diaby

The meaning of Diaby

West African (mainly Guinea, Ivory Coast, Mali, and Senegal): from the name of the Diaby clan of the Jakhanke or Diakhanké people of the Senegambia region, which are a subgroup of the Soninke people. The name of the clan seems to be derived from the name of Dyabe Sisse, the ancestor of the Soninkes.

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

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

Based on the Decennial U.S. Census data, the surname Diaby has notably increased in popularity from 2000 to 2010. In 2000, it was ranked 76,700 and by 2010 had jumped substantially to a rank of 39,352, marking an impressive change of approximately 48.69%. The count of individuals bearing this surname also displayed a substantial growth, with only 233 recorded instances in 2000, swelling by nearly 140% to 559 by 2010. Consequently, the proportion per 100,000 people also rose significantly during this decade, from 0.09 to 0.19.

	2000	2010	Change
Rank	#76,700	#39,352	48.69%
Count	233	559	139.91%
Proportion per 100k	0.09	0.19	111.11%

Race and Ethnicity of people with the last name Diaby

As for ethnic identity, the Decennial U.S. Census data reveals that the Diaby surname is predominantly associated with the Black ethnicity. In 2000, about 91.42% of those with the surname identified as Black, and this figure saw a slight increase to 95.17% by 2010. While there were no individuals identifying as Asian/Pacific Islander or American Indian and Alaskan Native in both years, small percentages began identifying as White, Hispanic, and of two or more races in 2010. However, the percentage of individuals identifying as White decreased dramatically from 5.58% in 2000 to just 1.07% in 2010.

	2000	2010	Change
Black	91.42%	95.17%	4.1%
Hispanic	0%	1.97%	0%
Two or More Races	0%	1.61%	0%
White	5.58%	1.07%	-80.82%
Asian/Pacific Islander	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%