Compare two names
Louisa and Louise side by side: Louisa peaked in 2021 and Louise in 1920; in 2025 they were given to 407 and 579 babies.
Louisa and Louise, year by year
Girls and boys together; Louisa solid, Louise dashed.
| Louisa | Louise | |
|---|---|---|
| Births 2025 | 407 | 579 |
| Rank 2025 | #697 among girls’ names | #516 among girls’ names |
| Recorded since 1880 | 21,937 | 338,662 |
| Peak year | 2021 | 1920 |
| Girls | 100.0% | 99% |
| Alive, estimated | 12,700 | 75,800 |
| Median age | 27 | 75 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.