| Moses R. Maddocks | |
| Office: | 4th Mayor of Seattle |
| Term Start: | June 5, 1873 |
| Term End: | August 3, 1873 |
| Predecessor: | John T. Jordan |
| Successor: | John Collins |
| Birth Date: | 13 November 1833 |
| Birth Place: | Bucksport, Maine |
| Death Place: | Seattle, Washington |
| Party: | Republican |
Moses R. Maddocks (November 13, 1833 – February 25, 1919) was an American politician who served as the Mayor of Seattle in 1873.[1] [2]