Boys name · Pennsylvania
William in Pennsylvania
William was the 14th most popular boys name in Pennsylvania in 2025, with 368 babies named William that year. Since 1910, Pennsylvania families have named 303,784 babies William.
Popularity over time
William in Pennsylvania, year by year
| Year | Babies | State rank |
|---|---|---|
| 1910 | 793 | 3rd |
| 1926 | 5,306 | 3rd |
| 1943 | 4,940 | 4th |
| 1959 | 4,011 | 6th |
| 1976 | 1,456 | 11th |
| 1992 | 1,009 | 19th |
| 2009 | 596 | 15th |
| 2025 | 368 | 14th |
Its rank among boys names in Pennsylvania fell from 3rd in 1910 to 14th in 2025.
The most babies named William in Pennsylvania in a single year was 6,118, in 1947. Its best showing was 2nd among boys names in 1911.
Across the country, William reached its best rank of #1 in North Carolina (1998). See William in every state →
How popular is William in Pennsylvania?
William was the 14th most popular boys name in Pennsylvania in 2025, with 368 babies named William that year. Since 1910, Pennsylvania families have named 303,784 babies William.
How many babies are named William in Pennsylvania?
In 2025, 368 babies were named William in Pennsylvania. The most babies named William in Pennsylvania in a single year was 6,118, in 1947.
What is the rank of William in Pennsylvania?
William ranked 14th among boys names in Pennsylvania in 2025. Its best showing was 2nd among boys names in 1911.
Source: U.S. Social Security Administration, names by state of birth (public domain). Counts below 5 in a state-year are omitted by the SSA for privacy.