Explore the Family Name Union

The meaning of Union

English: 1. sometimes a variant of Unwin. 2. variant of Onion (though this, too, may be for Unwin).

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

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

Based on the Decennial U.S. Census data, the popularity of the surname Union has seen slight fluctuations over the years. In 2000, it was ranked 37,266th in terms of prevalence and increased modestly to rank 37,591st in 2010. This change represents a minimal decrease of 0.87% in ranking position. The count of people with the surname Union however, rose from 563 in 2000 to 592 in 2010, marking a 5.15% increase. Nevertheless, the proportion per 100k people showed a minor decrease of 4.76%, falling from 0.21 in 2000 to 0.2 in 2010.

	2000	2010	Change
Rank	#37,266	#37,591	-0.87%
Count	563	592	5.15%
Proportion per 100k	0.21	0.2	-4.76%

Race and Ethnicity of people with the last name Union

The Decennial U.S. Census also offers insights into the ethnic identity associated with the surname Union. In 2000, the majority ethnicity was Black at 56.66%, which grew to 59.97% by 2010, indicating an upward trend of 5.84%. Interestingly, the percentage of those identifying as White dropped by 13.44% from 37.66% in 2000 to 32.60% in 2010. On the other hand, there was a significant increase in individuals reporting two or more races, with the figure rising from 2.49% in 2000 to 4.22% in 2010, showcasing a striking growth of 69.48%. As for the Asian/Pacific Islander category, there was a slight decrease from 1.6% to 1.52%. It should be noted that no individuals identified as Hispanic or American Indian and Alaskan Native in either years.

	2000	2010	Change
Black	56.66%	59.97%	5.84%
White	37.66%	32.6%	-13.44%
Two or More Races	2.49%	4.22%	69.48%
Asian/Pacific Islander	1.6%	1.52%	-5%
Hispanic	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%