Compare two names
Ilyssa and Ilsa side by side: Ilyssa peaked in 2004 and Ilsa in 2011; in 2025 they were given to 0 and 22 babies.
Ilyssa and Ilsa, year by year
Girls and boys together; Ilyssa solid, Ilsa dashed.
| Ilyssa | Ilsa | |
|---|---|---|
| Births 2025 | 0 | 22 |
| Rank 2025 | not ranked | #5,621 among girls’ names |
| Recorded since 1880 | 786 | 917 |
| Peak year | 2004 | 2011 |
| Girls | 100% | 100% |
| Alive, estimated | 770 | 871 |
| Median age | 27 | 24 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.