Compare two names
Len and Leon side by side: Len peaked in 1958 and Leon in 1924; in 2025 they were given to 8 and 2,583 babies.
Len and Leon, year by year
Girls and boys together; Len solid, Leon dashed.
| Len | Leon | |
|---|---|---|
| Births 2025 | 8 | 2,583 |
| Rank 2025 | #9,373 among boys’ names | #138 among boys’ names |
| Recorded since 1880 | 4,616 | 184,074 |
| Peak year | 1958 | 1924 |
| Girls | 2% | 1% |
| Alive, estimated | 2,640 | 90,300 |
| Median age | 61 | 49 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.