Compare two names
Kilian and Killian side by side: Kilian peaked in 2023 and Killian in 2017; in 2025 they were given to 177 and 785 babies.
Kilian and Killian, year by year
Girls and boys together; Kilian solid, Killian dashed.
| Kilian | Killian | |
|---|---|---|
| Births 2025 | 177 | 785 |
| Rank 2025 | #1,167 among boys’ names | #418 among boys’ names |
| Recorded since 1880 | 2,717 | 16,834 |
| Peak year | 2023 | 2017 |
| Girls | 1% | 4% |
| Alive, estimated | 2,680 | 16,600 |
| Median age | 8 | 9 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.