On record since 1916
Brennan
35,250 people have carried the name Brennan in the U.S. record since 1916.
It peaked in the 2000s. Also spelled Brennen, Brenan.
U.S. RecordSocial Security, 1880 to 2024
All-time rank#1,344 of 104,819 names
People on record35,250
Peak decade2000s
First recorded1916