Explore the Family Name Demayo

The meaning of Demayo

Altered form of Italian De Maio. Some characteristic forenames: Italian Angelo, Gaetano.

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

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

The surname Demayo has seen a slight decrease in popularity over the years, according to the Decennial U.S. Census. In the year 2000, it was ranked as the 20,744th most common surname, but by 2010 had slipped to 20,884th place, marking a change of -0.67%. Despite this slight decrease in rank, the actual count of individuals with the Demayo surname increased from 1,185 in 2000 to 1,262 in 2010, a growth rate of 6.5%. The proportion of people named Demayo per 100,000 also fell slightly, from 0.44 in 2000 to 0.43 in 2010, a decrease of -2.27%.

	2000	2010	Change
Rank	#20,744	#20,884	-0.67%
Count	1,185	1,262	6.5%
Proportion per 100k	0.44	0.43	-2.27%

Race and Ethnicity of people with the last name Demayo

As for the ethnic identity associated with the Demayo surname, the data from the Decennial U.S. Census indicates some shifts between 2000 and 2010. The percentage of Asian/Pacific Islanders with the surname increased from 9.20% to 10.94%, an increase of 18.91%. Those identifying as two or more races decreased slightly from 1.77% to 1.58%, a change of -10.73%. The percentage of white individuals with the surname dropped from 86.08% to 82.81%, a decrease of -3.80%. The Hispanic community saw the greatest increase in the use of the Demayo surname, growing from 2.36% to 3.65%, a significant rise of 54.66%. Black individuals and those identifying as American Indian and Alaskan Native were not represented in the 2000 data but appeared in the 2010 data with 0.63% and 0.40% respectively.

	2000	2010	Change
White	86.08%	82.81%	-3.8%
Asian/Pacific Islander	9.2%	10.94%	18.91%
Hispanic	2.36%	3.65%	54.66%
Two or More Races	1.77%	1.58%	-10.73%
Black	0%	0.63%	0%
American Indian and Alaskan Native	0%	0.4%	0%