His tenure as football coach was 1918 to 1919, when he compiled a 5-5-1 record. His 1918 team won two games (at Indiana University, 24-7, and at Georgetown College, 21-3) and lost one (at Vanderbilt University, 33-0). A subsequent game against Centre College and the remainder of the season were canceled due to the 1918 flu pandemic. Gill's 1919 team was 3-4-1, with wins against Georgetown, Sewanee and Tennessee and losses to Indiana, Ohio State, Cincinnati and Centre College, while tying Vanderbilt 0-0.
Gill coached the Kentucky basketball team in 1919, finishing with a 6-8 record.