Robert "Big Bob" Hill (c. 1934 – May 17, 2016) was an American football and baseball coach. He served as the head football coach at Jackson State University from 1971 to 1976, compiling a record of 44–15–1. Hill's winning percentage of .742 is the highest of any head coach in the history of the Jackson State Tigers football program. During his tenure at Jackson State, he mentored future Pro Football Hall of Famers Walter Payton and Jackie Slater. Hill was fired from his post during the 1976 season and replaced by his assistant, W. C. Gorden. Hill died on May 17, 2016.