LAST NAME · 2020 CENSUS
Gwilliam
Gwilliam is the 41,459th most common last name in the United States. In the 2020 Census, 566 people carried it — about 0.2 of every 100,000 people. Most people named Gwilliam are White.
WHO CARRIES THIS NAME · 2020
White92.9%
Hispanic5.7%
Multiracial1.1%
Asian American0.4%
Black0.0%
Native American0.0%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
2000
#48,380
410
2010
#41,657
522
2020
#41,459
566