|Full name||Robert Frame Main|
|Date of birth||10 February 1909|
|Place of birth||Airdrie, Scotland|
|Date of death||30 March 1985(aged 76)|
|Playing position||Right winger|
|1934–1935||Scottish League XI||3||(0)|
|* Senior club appearances and goals counted for the domestic league only.
Main began his career at local team Baillieston Juniors and joined Rangers in 1929, initially as understudy to Sandy Archibald. He was in and out of the side for four years before becoming a regular in 1933. During his spell at the club he won two Scottish league championships, two Scottish Cups, three Glasgow Cups and two Charity Cups. He made 158 appearances for Rangers and scored 35 goals.
Main died on 30 March 1985, aged 76.