Explore the Family Name Molenaar

The meaning of Molenaar

Dutch: occupational name from molenaar ‘miller’. Some characteristic forenames: Dutch Jacobus, Pieter, Cornelis, Diederik, Gerrit. German Hans, Johannes.

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

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

Based on the Decennial U.S. Census data, the surname Molenaar saw a subtle shift in popularity between 2000 to 2010. In 2000, the surname ranked 37,480, but it dropped slightly in rank to 39,052 by 2010, marking a 4.19% decrease. However, the number of people with the surname Molenaar actually increased marginally from 559 to 564 over this period, indicating a growth of 0.89%. Despite this increment in count, the proportion per 100,000 people decreased by 9.52%, from 0.21 to 0.19.

20002010Change
Rank#37,480#39,052-4.19%
Count5595640.89%
Proportion per 100k0.210.19-9.52%

Race and Ethnicity of people with the last name Molenaar

Concerning ethnicity, the Decennial U.S. Census data shows that the majority of individuals with the Molenaar surname identified as White in both 2000 and 2010, with a negligible increase of 0.08% over the decade. Meanwhile, the percentage of those identifying as Hispanic within this surname group grew by approximately 19% over the same period. There was a slight decrease in the portion of Molenaars identifying as either Asian/Pacific Islander or belonging to two or more races, with changes of -0.80% and -15.20% respectively. Additionally, there were no individuals with the Molenaar surname who identified as Black or American Indian and Alaskan Native in either 2000 or 2010.

20002010Change
White92.13%92.2%0.08%
Hispanic3.58%4.26%18.99%
Asian/Pacific Islander1.25%1.24%-0.8%
Two or More Races1.25%1.06%-15.2%
Black0%0%0%
American Indian and Alaskan Native0%0%0%