| Bob Garton | |
| Office: | President pro tempore of the Indiana Senate |
| Term Start: | November 5, 1980 |
| Term End: | November 8, 2006 |
| Preceded: | Martin Koons Edwards[1] |
| Succeeded: | David C. Long |
| State Senate1: | Indiana |
| State1: | Indiana |
| District1: | 41st |
| Term Start1: | November 8, 1972 |
| Term End1: | November 8, 2006 |
| Preceded1: | Constituency established[2] |
| Succeeded1: | Greg Walker |
| State Senate2: | Indiana |
| State2: | Indiana |
| District2: | 22nd |
| Term Start2: | November 4, 1970 |
| Term End2: | November 8, 1972 |
| Preceded2: | James Boner Young[3] |
| Succeeded2: | Jesse Charles Andrew Jr. |
| Party: | Republican |
| Birth Date: | 18 August 1933 |
| Birth Place: | Chariton, Iowa |
| Alma Mater: | Iowa State University (BS) Cornell University (MS) |
| Spouse: | Barbara |
| Children: | 2 |
| Residence: | Columbus, Indiana |
| Blank1: | Religion |
| Data1: | Methodist |
| Serviceyears: | 1955–1957 |
| Rank: | First lieutenant |
Robert Dean Garton (born August 18, 1933) is an American former politician from the state of Indiana. A Republican, he served in the Indiana Senate from 1970 to 2006.[4] Garton previously served in the United States Marine Corps from 1955 to 1957, reaching the rank of First lieutenant.[5] From 1969 to 1970, Garton served on the Indiana Civil Rights Commission.[6] Garton served as President pro tempore of the Indiana Senate from 1980 to 2006.[7] In 2006, Garton lost renomination to Greg Walker.[8]