Explore the Family Name Rockoff
The meaning of Rockoff
German: habitational name from Ruckoff near Chemnitz, Saxony.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Rockoff in the United States?
Based on the Decennial U.S. Census data, the surname "Rockoff" has seen a slight decrease in popularity between 2000 and 2010. In 2000, Rockoff was ranked as the 63,297th most popular surname, but by 2010 it had slipped to 69,170th place. This represents a drop of 9.28 percent over the decade. In terms of raw numbers, there were 295 individuals with the surname Rockoff in 2000, falling slightly to 284 by 2010, which is a decrease of 3.73 percent. The proportion of people named Rockoff per 100,000 residents also shrank from 0.11 in 2000 to 0.10 in 2010, marking a decrease of 9.09 percent.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #63,297 | #69,170 | -9.28% |
| Count | 295 | 284 | -3.73% |
| Proportion per 100k | 0.11 | 0.1 | -9.09% |
Race and Ethnicity of people with the last name Rockoff
The ethnic identity associated with the surname Rockoff experienced some changes from 2000 to 2010, according to the Decennial U.S. Census data. In 2000, approximately 96.61 percent of those with the Rockoff surname identified as White, dropping slightly to 94.72 percent by 2010. There were no individuals who identified as Asian/Pacific Islander, Black, or American Indian and Alaskan Native in either year. Notably, however, the percentage of people identifying as Hispanic or belonging to two or more races within the Rockoff surname group emerged in 2010, at 2.11 percent and 2.46 percent respectively.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 96.61% | 94.72% | -1.96% |
| Two or More Races | 0% | 2.46% | 0% |
| Hispanic | 0% | 2.11% | 0% |
| Asian/Pacific Islander | 0% | 0% | 0% |
| Black | 0% | 0% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |