LAST NAME · 2020 CENSUS
Guillermo
Guillermo is the 8,791st most common last name in the United States. In the 2020 Census, 3,579 people carried it — about 1.2 of every 100,000 people. Most people named Guillermo are Hispanic.
WHO CARRIES THIS NAME · 2020
Hispanic53.7%
Asian American37.4%
White4.3%
Multiracial3.7%
Black0.8%
Native American0.1%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#9,828
2,487
2000
#11,647
2,469
2010
#9,581
3,393
2020
#8,791
3,579