Explore the Family Name Dallam

The meaning of Dallam

English: habitational name from either of two places called Dalham, one in Suffolk and one in Kent, both named from Old English dæl ‘valley’ + hām ‘settlement, homestead’, or from Daleham in Sussex, which is named from Old English dæl ‘valley’ + Old English hamm ‘enclosure hemmed in by water’, ‘meadow’.

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

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

Based on the Decennial U.S. Census data, the popularity of the surname Dallam has seen a decline from 2000 to 2010. In 2000, the surname ranked 70,273 in the U.S., with 260 individuals carrying the name. By 2010, the ranking had dropped to 79,598, marking a decrease of 13.27 percent, and the count of people with the Dallam surname decreased by 8.08 percent to 239. The proportion of this surname per 100,000 people also saw a reduction of 20.0 percent over the same period.

	2000	2010	Change
Rank	#70,273	#79,598	-13.27%
Count	260	239	-8.08%
Proportion per 100k	0.1	0.08	-20%

Race and Ethnicity of people with the last name Dallam

In terms of ethnicity, the Decennial U.S. Census data shows that the largest ethnic identity group associated with the Dallam surname is White, accounting for 74.48 percent in 2010, down from 79.62 percent in 2000. The Black community experienced a slight increase in representation within the Dallam surname from 18.08 percent in 2000 to 18.83 percent in 2010. Hispanic representation was introduced between 2000 and 2010, making up 3.77 percent of those with the Dallam surname. There was no change in the number of individuals identifying as Asian/Pacific Islander or American Indian and Alaskan Native with this surname during this time period.

	2000	2010	Change
White	79.62%	74.48%	-6.46%
Black	18.08%	18.83%	4.15%
Hispanic	0%	3.77%	0%
Asian/Pacific Islander	0%	0%	0%
Two or More Races	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%