| Duncan M. Martin | |
| Birth Date: | May 1854 |
| Birth Place: | Byron, New York, U.S. |
| Death Place: | Los Angeles, California, U.S. |
| Coach Years1: | 1896 |
| Coach Team1: | Hillsdale |
| Coach Years2: | 1898 |
| Coach Team2: | Hillsdale |
| Overall Record: | 4–4–1 |
Duncan McLaren Martin (May 1854 – October 19, 1934) was an American educator and college football coach. He served as the head football at Hillsdale College in Hillsdale, Michigan in 1896 and again in 1898, compiling a record of 4–4–1.[1] Martin was also a professor of mathematics at Hillsdale for 11 years before leaving the school in 1903 to manage an irrigation project on the Colorado River in Arizona and California.[2] Before coming to Hillsdale, he was the principal of the public schools in Prescott, Arizona.[3]