| Honorific-Prefix: | The Honorable |
| Thomas C. Alley | |
| Office: | Member of the Michigan House of Representatives |
| Term Start: | January 1, 1979 |
| Term End: | December 31, 1998 |
| Predecessor: | George Prescott |
| Constituency: | 105th district (1979–1992) 103rd district (1993–1998) |
| Birth Date: | 19 February 1946 |
| Birth Place: | Bay City, Michigan, U.S. |
| Party: | Democratic |
| Residence: | Central Michigan University |
Thomas C. Alley (born February 12, 1946) is a Democratic politician from Michigan who served for two decades in the Michigan House of Representatives from the northern part of the state. He was an unsuccessful candidate for the Michigan Senate in 1998.[1]
A longtime Democratic activist, Alley was chairman of the Ogemaw County Democratic Party from 1974 to 1977, a member of the Michigan Democratic State Central Committee in 1975 and 1976, a delegate to both the 1976 and 1984 Democratic National Conventions, and a worker on the campaigns of Don Riegle for U.S. Senate in 1976, Sander Levin for governor in 1974, and a county coordinator for Attorney General Frank J. Kelley in 1974. Prior to his election to the House, Alley was a teacher for 10 years.[2]