Compare two names
Kaithlyn and Kathlyn side by side: Kaithlyn peaked in 2002 and Kathlyn in 1951; in 2025 they were given to 6 and 28 babies.
Kaithlyn and Kathlyn, year by year
Girls and boys together; Kaithlyn solid, Kathlyn dashed.
| Kaithlyn | Kathlyn | |
|---|---|---|
| Births 2025 | 6 | 28 |
| Rank 2025 | #14,010 among girls’ names | #4,817 among girls’ names |
| Recorded since 1880 | 389 | 5,156 |
| Peak year | 2002 | 1951 |
| Girls | 100% | 100% |
| Alive, estimated | 385 | 3,210 |
| Median age | 20 | 51 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.