Explore the Family Name Willi

The meaning of Willi

Swiss German and South German: from a pet form of the personal name Will. Some characteristic forenames: German Erwin, Hermann, Markus, Mathias.

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

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

Based on the Decennial U.S. Census, the surname Willi saw a slight decrease in popularity from 2000 to 2010. In 2000, it ranked 32900 in popularity, but by 2010 it had dropped to rank 35537, indicating an 8.02% decrease in its rank. The count of individuals with this surname also dipped slightly from 657 in 2000 to 633 in 2010, marking a 3.65% drop. The proportion of the population with this surname per 100k people fell by 12.5% during this decade.

20002010Change
Rank#32,900#35,537-8.02%
Count657633-3.65%
Proportion per 100k0.240.21-12.5%

Race and Ethnicity of people with the last name Willi

Regarding ethnicity, data from the Decennial U.S. Census reveals that the majority of people with the surname Willi are of White ethnicity, with an increase from 86.15% in 2000 to 86.89% in 2010. Meanwhile, the Hispanic representation within this surname nearly doubled over the decade, from 1.22% to 2.53%. The percentage of Black individuals with this surname saw a small decrease, going from 9.59% in 2000 to 8.85% in 2010. There was no recorded change for Asian/Pacific Islander and American Indian and Alaskan Native ethnicities, while the "Two or more races" category made an appearance in 2010 with 0.79%. Note that some data points marked with (S) were suppressed for privacy.

20002010Change
White86.15%86.89%0.86%
Black9.59%8.85%-7.72%
Hispanic1.22%2.53%107.38%
Two or More Races0%0.79%0%
Asian/Pacific Islander0%0%0%
American Indian and Alaskan Native1.67%0%0%