| William S. Allee | |
| State Senate: | Missouri |
| District: | 27th |
| Birth Date: | 20 January 1852 |
| Birth Place: | Moniteau County, Missouri, U.S. |
| Death Place: | Kansas City, Missouri, U.S. |
| Spouse: | Laura C. Huston |
| Party: | Democratic |
| Alma Mater: | Rush Medical College of Chicago |
| Occupation: | politician, surgeon, bank president |
William S. Allee (January 20, 1852 - October 9, 1916[1]) was an American politician from Olean, Missouri, who served in the Missouri Senate.[2] He was elected in the general elections of 1909 and 1915.[1]