Compare two names
Brenan and Brennan side by side: Brenan peaked in 2009 and Brennan in 2009; in 2025 they were given to 0 and 236 babies.
Brenan and Brennan, year by year
Girls and boys together; Brenan solid, Brennan dashed.
| Brenan | Brennan | |
|---|---|---|
| Births 2025 | 0 | 236 |
| Rank 2025 | not ranked | #1,003 among boys’ names |
| Recorded since 1880 | 833 | 35,487 |
| Peak year | 2009 | 2009 |
| Girls | 0% | 6% |
| Alive, estimated | 810 | 34,600 |
| Median age | 26 | 23 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.