Compare two names
Alleen and Aileen side by side: Alleen peaked in 1921 and Aileen in 2009; in 2025 they were given to 0 and 340 babies.
Alleen and Aileen, year by year
Girls and boys together; Alleen solid, Aileen dashed.
| Alleen | Aileen | |
|---|---|---|
| Births 2025 | 0 | 340 |
| Rank 2025 | not ranked | #799 among girls’ names |
| Recorded since 1880 | 957 | 37,642 |
| Peak year | 1921 | 2009 |
| Girls | 100% | 100.0% |
| Alive, estimated | 174 | 25,500 |
| Median age | 76 | 25 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.