Explore the Family Name Dacey

The meaning of Dacey

1. Irish: Anglicized form of Gaelic Déiseach, a name for a member of the vassal community known as the Déise, a term of uncertain meaning and origin. 2. English: variant of Daisy. 3. English and Irish: perhaps also a variant of Darcy. Some characteristic forenames: Irish Liam.

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

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

Based on the Decennial U.S. Census, the surname Dacey saw a decrease in popularity from 2000 to 2010. In 2000, it was ranked 17,521st and by 2010 it had dropped to 20,468th, showing a decline of approximately 16.82%. The count also reduced from 1,482 in 2000 to 1,297 in 2010, marking a 12.48% drop. The proportion of Daceys per 100,000 people decreased by 20%, moving from 0.55 in 2000 to 0.44 in 2010.

	2000	2010	Change
Rank	#17,521	#20,468	-16.82%
Count	1,482	1,297	-12.48%
Proportion per 100k	0.55	0.44	-20%

Race and Ethnicity of people with the last name Dacey

The ethnic identity associated with the surname Dacey demonstrated some changes between 2000 and 2010, according to the Decennial U.S. Census. The percentage of individuals who identify as White slightly decreased by 0.47%, from 97.30% in 2000 to 96.84% in 2010. However, there was a significant relative increase among those identifying as Asian/Pacific Islander, jumping from 0.54% in 2000 to 0.77% in 2010. People identifying as two or more races increased from 0.54% to 0.62%, while those identifying as Hispanic remained almost unchanged. Interestingly, individuals identifying as Black or American Indian and Alaskan Native were not present in the 2000 data but appeared in 2010, with Blacks making up 0.62%.

	2000	2010	Change
White	97.3%	96.84%	-0.47%
Hispanic	1.15%	1.16%	0.87%
Asian/Pacific Islander	0.54%	0.77%	42.59%
Two or More Races	0.54%	0.62%	14.81%
Black	0%	0.62%	0%
American Indian and Alaskan Native	0%	0%	0%