| Thomas Wyss | |
| State Senate: | Indiana |
| District: | 15th |
| Term Start: | July 9, 1985 |
| Term End: | November 5, 2014 |
| Predecessor: | Elmer MacDonald[1] |
| Birth Date: | 24 October 1942 |
| Spouse: | Shirley(Deceased) |
| Children: | 2 |
| Profession: | GE Motors Marketing (Retired) |
| Serviceyears: | 1966–1997 |
| Unit: | Indiana Air National Guard |
Thomas John Wyss (born October 24, 1942) is a former Republican member of the Indiana State Senate, representing the 15th district from 1985 until his retirement in 2014. He is Roman Catholic.[2] He previously served on the Allen County Council from 1976 to 1985 and in the Indiana Air National Guard from 1966 to 1997.[3]