Explore the Family Name Demma

The meaning of Demma

Italian (also D’Emma): metronymic, with (fused) preposition d(e) ‘of’, from the female personal name Emma. Some characteristic forenames: Italian Angelo, Salvatore, Carlo, Gaetano, Marco, Mattia, Petrina, Saverio.

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

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

According to the Decennial U.S. Census, the popularity of the surname Demma has seen slight changes over a decade. In 2000, it ranked 26,855 in popularity with a count of 851, equating to a proportion of 0.32 per 100,000 people. By 2010, its rank fell slightly to 28,465, and the number of people with this last name also decreased marginally by 1.53% to 838, leading to a decline in the proportion per 100,000 people to 0.28. This data represents a drop in popularity of about 6.0%.

	2000	2010	Change
Rank	#26,855	#28,465	-6%
Count	851	838	-1.53%
Proportion per 100k	0.32	0.28	-12.5%

Race and Ethnicity of people with the last name Demma

Focusing on the changes in ethnic identity related to the surname Demma between 2000 and 2010, based on the Decennial U.S. Census data, several shifts can be observed. In 2000, the majority of individuals with the Demma surname identified as White, making up 96.47% of the total, while 1.53% identified as Hispanic and 0.94% as Black. There was no representation from the Asian/Pacific Islander or American Indian and Alaskan Native groups. However, by 2010, there were notable changes: the percentage of individuals that identify as White had decreased slightly to 94.51%, whereas those identifying as Hispanic and Black increased to 2.74% and 1.19% respectively. Interestingly, the Asian/Pacific Islander group emerged, accounting for 1.31% of the demographic in 2010.

	2000	2010	Change
White	96.47%	94.51%	-2.03%
Hispanic	1.53%	2.74%	79.08%
Asian/Pacific Islander	0%	1.31%	0%
Black	0.94%	1.19%	26.6%
Two or More Races	0.71%	0%	0%
American Indian and Alaskan Native	0%	0%	0%