- Gary L. Stewart was Imperator of AMORC from 1987 to 1990.
- Gary Stewart (singer) (1945-2003) was a Country artist, who had several hit singles in the 1970s. His 1975 album Out Of Hand produced three of his best-known drinking songs, including She's Actin' Single (I'm Drinkin' Doubles), Drinkin' Thing, and the title track.