LAST NAME · 2020 CENSUS
Diffley
Diffley is the 42,533rd most common last name in the United States. In the 2020 Census, 549 people carried it, about 0.2 of every 100,000 people. Most people named Diffley are White.
WHO CARRIES THIS NAME · 2020
White93.4%
Hispanic3.6%
Multiracial1.8%
Asian American0.9%
Native American0.2%
Black0.0%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#40,921
0
2000
#40,690
506
2010
#39,659
554
2020
#42,533
549