Explore the Family Name Westermann

The meaning of Westermann

North German: from Middle Low German wester ‘westerly’ + man ‘man’, hence a topographic name for someone who lived to the west of a settlement, or a habitational name for one who had migrated from further west. Some characteristic forenames: German Bernhard, Hermann, Kurt, Otto.

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

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

According to the Decennial U.S. Census data, the surname Westermann has seen a slight increase in popularity. In 2000, it was ranked 30,970 and climbed up to 30,630 in 2010, representing a 1.1% change. As for the number of people bearing the name, there was also an increase from 709 in 2000 to 761 in 2010, which equates to a 7.33% growth. The proportion per 100,000 people remained consistent over the decade at 0.26.

20002010Change
Rank#30,970#30,6301.1%
Count7097617.33%
Proportion per 100k0.260.260%

Race and Ethnicity of people with the last name Westermann

In terms of ethnic identity, the surname Westermann is predominantly associated with those identifying as White. According to the Decennial U.S. Census data, this group made up 96.76% in 2000 and increased slightly to 97.90% by 2010. There was a minor presence of the surname within the Asian/Pacific Islander community in 2000, however, this was not present in the 2010 data. The representation of Westermann among those identifying with two or more races saw a small increase over the decade, from 0.99% to 1.05%. The surname did not appear within the Hispanic, Black, American Indian and Alaskan Native communities during either census year.

20002010Change
White96.76%97.9%1.18%
Two or More Races0.99%1.05%6.06%
Asian/Pacific Islander1.13%0%0%
Hispanic0%0%0%
Black0%0%0%
American Indian and Alaskan Native0%0%0%