Explore the Family Name Brennen

The meaning of Brennen

1. Irish: variant of Brennan. 2. Norwegian: variant of Brenden. This surname is very rare in Norway.

Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.

How common is the last name Brennen in the United States?

Based on the Decennial U.S. Census, the surname Brennen has seen a rise in popularity from 2000 to 2010. The rank of the surname increased from 19,455 in 2000 to 18,757 in 2010, reflecting a growth rate of 3.59%. The count of individuals with this surname also grew, rising from 1,285 to 1,462, a substantial increase of 13.77%. The proportion of Brennens per 100,000 people also experienced a slight elevation, moving from 0.48 to 0.5, a growth rate of 4.17%.

20002010Change
Rank#19,455#18,7573.59%
Count1,2851,46213.77%
Proportion per 100k0.480.54.17%

Race and Ethnicity of people with the last name Brennen

The Decennial U.S. Census data additionally provides insight into the ethnic identity associated with the surname Brennen. Between 2000 and 2010, there was a decrease in the percentage of individuals identifying as Asian/Pacific Islander or American Indian and Alaskan Native, dropping by 40.86% and 47.44% respectively. Conversely, the percentage of those identifying as being of two or more races grew by 25.60%, while the Hispanic demographic also saw an increase of 32.18%. The proportion of individuals identifying as White saw a minor reduction of 0.37%, while the Black demographic experienced a marginal increase of 1.14%.

20002010Change
White86.23%85.91%-0.37%
Black8.79%8.89%1.14%
Hispanic2.02%2.67%32.18%
Two or More Races1.25%1.57%25.6%
Asian/Pacific Islander0.93%0.55%-40.86%
American Indian and Alaskan Native0.78%0.41%-47.44%