| William M. Brewer | |
| Office: | Mayor of Omaha |
| Term Start: | 1873 |
| Term End: | 1874 |
| Predecessor: | Joseph Millard |
| Successor: | James S. Gibson |
| Death Date: | September 12, 1921 |
William M. Brewer (died September 12, 1921) served as mayor of Omaha, Nebraska from 1873 to 1874. Before his election, Brewer ran a liquor manufacturing business. As mayor, Brewer focused on using the police to cut down the crime rate. Brewer resigned two months before the close of his term.[1] He is buried in Prospect Hill Cemetery in Omaha.[2]