Explore the Family Name Diederich
The meaning of Diederich
German: variant of Diedrich.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Diederich in the United States?
Based on the Decennial U.S. Census data, the popularity of the surname Diederich saw a slight decrease between 2000 and 2010. The rank fell by 5.27 percent from 12,507 to 13,166 during this period. However, the count of individuals carrying the Diederich surname saw a minor increase of 2.2 percent, from 2,272 in 2000 to 2,322 in 2010. The proportion of the surname per 100,000 people also dropped slightly by 5.95 percent.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #12,507 | #13,166 | -5.27% |
| Count | 2,272 | 2,322 | 2.2% |
| Proportion per 100k | 0.84 | 0.79 | -5.95% |
Race and Ethnicity of people with the last name Diederich
In terms of ethnicity, the Decennial U.S. Census data reveals some shifts in the profile of those with the Diederich surname between 2000 and 2010. There was an increase in representation among Asian/Pacific Islanders (80.65 percent) and Hispanics (41.18 percent). The number of individuals who identified with two or more races also increased by 19.8 percent. However, the white population holding the Diederich surname decreased slightly by 0.96 percent. No representation was recorded for the Black and American Indian and Alaskan Native categories in both years.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 97.23% | 96.3% | -0.96% |
| Hispanic | 1.19% | 1.68% | 41.18% |
| Two or More Races | 1.01% | 1.21% | 19.8% |
| Asian/Pacific Islander | 0.31% | 0.56% | 80.65% |
| Black | 0% | 0% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |