Explore the Family Name Ducas

The meaning of Ducas

1. Altered form of French Ducasse. 2. French: habitational name, with fused preposition and definite article du ‘from the’, for someone from any of various minor places called with cas, an (Old Occitan) variant of Old French chas ‘house’ (from Latin capsum ‘house, building’). Some characteristic forenames: French Leonide, Marcel, Normand.

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

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

Based on the Decennial U.S. Census, the surname Ducas saw a drop in popularity between 2000 and 2010. In 2000, Ducas was ranked 55,609th in popularity, but by 2010 it had slipped to 62,903rd, marking a decrease of 13.12%. The count of individuals with the Ducas surname also declined slightly, from 345 in 2000 to 318 in 2010 (-7.83%). The proportion of individuals named Ducas per 100,000 people declined by 15.38% over the same period.

	2000	2010	Change
Rank	#55,609	#62,903	-13.12%
Count	345	318	-7.83%
Proportion per 100k	0.13	0.11	-15.38%

Race and Ethnicity of people with the last name Ducas

The ethnic identity associated with the Ducas surname saw some shifts between 2000 and 2010, according to the Decennial U.S. Census. The majority of those with the Ducas surname identified as White, although this percentage dropped slightly from 86.96% in 2000 to 84.28% in 2010. The percentage identifying as Black rose slightly, from 6.38% to 6.92%, while those identifying as Hispanic increased from 4.35% to 5.35%. The group identifying with two or more races also saw an increase, from 2.32% to 2.83%. Notably, no one with the Ducas surname identified as Asian/Pacific Islander or American Indian and Alaskan Native in either year.

	2000	2010	Change
White	86.96%	84.28%	-3.08%
Black	6.38%	6.92%	8.46%
Hispanic	4.35%	5.35%	22.99%
Two or More Races	2.32%	2.83%	21.98%
Asian/Pacific Islander	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%