Explore the Family Name Weymouth

The meaning of Weymouth

English: habitational name from Weymouth in Dorset, named with an ancient pre-English river name + Old English mūtha ‘mouth’.

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

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

The surname Weymouth, according to the Decennial U.S. Census data, has seen a slight decrease in popularity between 2000 and 2010. In 2000, the surname ranked at 15,984 in terms of prevalence, but it slipped to 17,406 by 2010, reflecting a change of -8.9%. The count of individuals with this name also fell slightly during this period from 1,668 to 1,621, representing a decrease of -2.82%. Consequently, the proportion of people named Weymouth per 100,000 people in the population declined by -11.29% over the decade.

	2000	2010	Change
Rank	#15,984	#17,406	-8.9%
Count	1,668	1,621	-2.82%
Proportion per 100k	0.62	0.55	-11.29%

Race and Ethnicity of people with the last name Weymouth

With respect to ethnicity, the Decennial U.S. Census data shows that the majority of individuals carrying the Weymouth surname identified as White in both 2000 and 2010, although there was a minor drop of -0.23% in this category over the decade. People identifying as Hispanic made up 1.68% of the Weymouths in 2000, but this figure increased to 2.28% in 2010—a rise of 35.71%. The percentage of Weymouths reporting two or more ethnic identities fell from 0.90% to 0.62%, marking a decrease of -31.11%. Meanwhile, there were no recorded instances of Weymouths identifying as Black, American Indian and Alaskan Native in either year. Interestingly, the 2010 data shows a new presence of Weymouths identifying as Asian/Pacific Islander, which was not recorded in the 2000 data.

	2000	2010	Change
White	96.46%	96.24%	-0.23%
Hispanic	1.68%	2.28%	35.71%
Two or More Races	0.9%	0.62%	-31.11%
Asian/Pacific Islander	0%	0.37%	0%
Black	0%	0%	0%
American Indian and Alaskan Native	0.36%	0%	0%