Compare two names
Siena and Sienna side by side: Siena peaked in 2018 and Sienna in 2025; in 2025 they were given to 479 and 2,659 babies.
Siena and Sienna, year by year
Girls and boys together; Siena solid, Sienna dashed.
| Siena | Sienna | |
|---|---|---|
| Births 2025 | 479 | 2,659 |
| Rank 2025 | #610 among girls’ names | #94 among girls’ names |
| Recorded since 1880 | 11,070 | 39,887 |
| Peak year | 2018 | 2025 |
| Girls | 100% | 100.0% |
| Alive, estimated | 11,000 | 39,600 |
| Median age | 13 | 11 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.