LAST NAME · 2020 CENSUS
Diefenbach
Diefenbach is the 27,300th most common last name in the United States. In the 2020 Census, 936 people carried it — about 0.3 of every 100,000 people. Most people named Diefenbach are White.
WHO CARRIES THIS NAME · 2020
White90.5%
Hispanic5.2%
Multiracial2.8%
Asian American1.5%
Black0.0%
Native American0.0%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#47,675
0
2000
#24,784
943
2010
#25,620
963
2020
#27,300
936