Robert Dean Garton (born August 18, 1933) is an American former politician from the state of Indiana.

[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.