Explore the Family Name Gillem

The meaning of Gillem

English and Welsh: variant of Gilliam and Gwilliam. This surname is now rare in Britain.

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

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

According to data from the Decennial U.S. Census, the popularity of the surname Gillem has seen a decline in the past decade. In 2000, it was ranked at 44,738 and by 2010, it had slipped down to the 50,196th spot, marking a 12.2% decrease. The total count of individuals with this surname also saw a drop of 7.74%, going from 452 people in 2000 to 417 people in 2010. Consequently, the proportion per 100,000 people decreased by 17.65% in the same period, moving from 0.17 to 0.14.

20002010Change
Rank#44,738#50,196-12.2%
Count452417-7.74%
Proportion per 100k0.170.14-17.65%

Race and Ethnicity of people with the last name Gillem

In terms of ethnicity, again as per the Decennial U.S. Census, the majority of individuals with the last name Gillem identified as White in both 2000 and 2010, with a slight increase of 0.47% over the decade. Those identifying as Black made up the second largest group, with a marginal rise of 0.84% across the ten years. People of two or more ethnicities accounted for 3.32% of the Gillems in 2000 and this figure rose to 3.60% in 2010. Individuals reporting Asian/Pacific Islander and Hispanic ethnicities were not found among the Gillems in either census year. Data for American Indian and Alaskan Native identity was recorded in 2000, but was suppressed in 2010 for privacy reasons.

20002010Change
White84.73%85.13%0.47%
Black9.51%9.59%0.84%
Two or More Races3.32%3.6%8.43%
Asian/Pacific Islander0%0%0%
Hispanic0%0%0%
American Indian and Alaskan Native1.33%0%0%