| William C. Wilson | |
| Office1: | Comptroller of New York |
| Term Start1: | November 8, 1906 |
| Term End1: | December 31, 1906 |
| Predecessor1: | Otto Kelsey (May 1906) |
| Successor1: | Charles H. Gaus |
| Appointer1: | Governor Frank W. Higgins |
| Office2: | First Deputy Comptroller of New York |
| Term Start2: | 1903 |
| Term End2: | May 3, 1906 |
| Predecessor2: | Charles H. Gaus |
| Successor2: | Vacant |
| Birth Date: | 22 July 1866 |
| Birth Place: | Galesburg, Illinois, U.S. |
| Death Place: | Fair Haven, Vermont, U.S. |
| Spouse: | Adelaide Thompson Harrington |
| Children: | 4 |
| Education: | Knox College Columbia Law School |
| Profession: | Attorney |
William Carr Wilson (July 22, 1866 – November 29, 1943) was an American lawyer and politician.
He was the Republican boss of the Twenty-Seventh Assembly District in New York City, and had a law office at 55, Liberty Street.
On May 3, 1900, he was appointed by Comptroller William J. Morgan one of the first five New York State Transfer Tax Appraisers for New York County under the new transfer tax law. He was First Deputy Comptroller under Otto Kelsey, and became Acting Comptroller upon Kelsey's resignation in May 1906. After months of delay, he finally was appointed New York State Comptroller by Governor Frank W. Higgins on November 8, 1906, to serve for the remainder of Kelsey's unexpired term.