How Common Is the Surname Rosenbaum?
The surname Rosenbaum is the #3,791 most common last name in the United States, with an estimated 10,614 bearers. That's about 1 in 31,646 Americans. This data comes from the 2010 U.S. Census Bureau surname frequency tables.
This page covers the Rosenbaum surname's frequency in the U.S. population, its rank among all American surnames, and a breakdown of ancestry and ethnicity data from the Census. You can also check how many people share any first + last name combination involving Rosenbaum.
Estimated Americans with this Surname
10,614
About 1 in 31,646 people in the U.S.
Census Rank
#3,791
Frequency Rate
3.16
per 100,000 people
Census Count
9,333
2010 Census
Data Source
2010
U.S. Census Bureau
Ancestry and Ethnicity for Rosenbaum
The Rosenbaum surname is most commonly associated with people who identify as White (92.85%). The next largest groups are Hispanic (4.98%) and Two or More Races (1.15%).
Self-reported race and ethnicity from the 2010 U.S. Census Bureau surname tables. Some categories may be suppressed for privacy when sample sizes are small.
How Many People Are Named ... Rosenbaum?
Pair the Rosenbaum surname with a first name to estimate how many people share that full name in the United States.
Rosenbaum Surname: Questions and Answers
How common is the last name Rosenbaum?
Rosenbaum is the #3,791 most common surname in the United States, with an estimated 10,614 people sharing this last name. It appears at a rate of 3.16 per 100,000 Americans.
What ethnicity is the surname Rosenbaum?
The Rosenbaum surname is most commonly associated with people who identify as White (92.85%). The next largest groups are Hispanic (4.98%) and Two or More Races (1.15%). This data comes from the 2010 U.S. Census Bureau surname tables, which include self-reported race and ethnicity breakdowns.
How many people named [First Name] Rosenbaum are there?
We can estimate any first + last name combination. Popular examples: Michael Rosenbaum, James Rosenbaum, John Rosenbaum. Search any combination on our homepage.
Where does this surname data come from?
Surname frequency data comes from the 2010 U.S. Census Bureau decennial surname tables. These list every surname appearing in the Census along with frequency rates and demographic breakdowns. Full methodology.
Search for a full name combination
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