Compare two names
Willem and William side by side: Willem peaked in 2003 and William in 1947; in 2025 they were given to 51 and 10,552 babies.
Willem and William, year by year
Girls and boys together; Willem solid, William dashed.
| Willem | William | |
|---|---|---|
| Births 2025 | 51 | 10,552 |
| Rank 2025 | #2,601 among boys’ names | #9 among boys’ names |
| Recorded since 1880 | 2,840 | 4,215,725 |
| Peak year | 2003 | 1947 |
| Girls | 0% | 0.4% |
| Alive, estimated | 2,730 | 2.15 million |
| Median age | 20 | 55 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.