Compare two names
Jilleen and Jillian side by side: Jilleen peaked in 1972 and Jillian in 1982; in 2025 they were given to 0 and 177 babies.
Jilleen and Jillian, year by year
Girls and boys together; Jilleen solid, Jillian dashed.
| Jilleen | Jillian | |
|---|---|---|
| Births 2025 | 0 | 177 |
| Rank 2025 | not ranked | #1,266 among girls’ names |
| Recorded since 1880 | 138 | 83,424 |
| Peak year | 1972 | 1982 |
| Girls | 100% | 99.7% |
| Alive, estimated | 125 | 81,600 |
| Median age | 55 | 31 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.