Jack McKay Stewart (15 April 1912 – 5 November 1998) was an Australian farmer and politician who was a Liberal Party member of the Legislative Assembly of Western Australia from 1968 to 1971, representing the seat of Merredin-Yilgarn.
He attended Scotch College, but left school at the age of 15 to help manage the family farm at Bruce Rock.
[1] Stewart first stood for parliament at the 1965 state election, but lost to the sitting Labor member, Lionel Kelly.
Stewart's time in parliament was short-lived, however, as he was defeated by Labor's Jim Brown at the 1971 election.
[2] He retired to Perth in 1977, and died there in November 1998, aged 86.