| State: | Georgia |
| District: | 2nd |
| Predecessor: | Maston E. O'Neal Jr. |
| Successor: | Charles Hatcher |
| Birth Name: | Marvin Dawson Mathis |
| Birth Date: | 30 November 1940 |
| Birth Place: | Nashville, Georgia, U.S. |
| Death Place: | Tifton, Georgia, U.S. |
| Party: | Democratic |
| Term Start: | January 3, 1971 |
| Term End: | January 3, 1981 |
| Alma Mater: | South Georgia College |
Marvin Dawson Mathis (November 30, 1940 – April 17, 2017) was an American newsman and politician who served five terms as a U.S. Representative from Georgia from 1971 to 1981.
Born in Nashville, Georgia, Mathis attended the Nashville public schools. He attended South Georgia College in Douglas, Georgia. From 1964 to 1970, he was news director of WALB-TV in Albany, Georgia.
Mathis was elected as a Democrat to the Ninety-second and to the four succeeding Congresses (January 3, 1971 - January 3, 1981). He was an unsuccessful candidate for nomination to the United States Senate in 1980.
In 1982 he tried to reclaim his old seat in the house but lost to successor Charles Hatcher in the Democratic primary.
He became a private sector lobbyist.
He was a resident of Nashville, Georgia.
Mathis died in April 2017 in Tifton, Georgia, aged 76.[1]