Boys name · South Dakota
William in South Dakota
William was the #8 most common boys name in South Dakota in 2025, with 41 William births that year. In years with 5 or more births, 10,542 were recorded from 1910 on.
Popularity over time
William in South Dakota, year by year
| Year | Babies | State rank |
|---|---|---|
| 1910 | 34 | #2 |
| 1926 | 184 | #4 |
| 1943 | 117 | #12 |
| 1959 | 145 | #12 |
| 1976 | 55 | #24 |
| 1992 | 38 | #37 |
| 2009 | 47 | #11 |
| 2025 | 41 | #8 |
Rank swung between #2 (1910) and #51 (2000) in South Dakota, from #2 in 1910 to #8 in 2025.
South Dakota had the most William births in 1922, with 201. In 1910 it reached #2, its highest boys-name rank in South Dakota.
Across the country, William reached its highest rank of #1 in North Carolina (1998). See William in every state →
How popular is William in South Dakota?
William was the #8 most common boys name in South Dakota in 2025, with 41 William births that year. In years with 5 or more births, 10,542 were recorded from 1910 on.
How many babies are named William in South Dakota?
In 2025, 41 babies born in South Dakota were named William.
What is the rank of William in South Dakota?
In 2025, William sat at #8 on the boys list for South Dakota.
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.