Compare two names
Wiliam and William side by side: Wiliam peaked in 1982 and William in 1947; in 2025 they were given to 13 and 10,552 babies.
Wiliam and William, year by year
Girls and boys together; Wiliam solid, William dashed.
| Wiliam | William | |
|---|---|---|
| Births 2025 | 13 | 10,552 |
| Rank 2025 | #6,779 among boys’ names | #9 among boys’ names |
| Recorded since 1880 | 1,256 | 4,215,725 |
| Peak year | 1982 | 1947 |
| Girls | 0% | 0.4% |
| Alive, estimated | 927 | 2.15 million |
| Median age | 40 | 55 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.