Career
Stewart joined Glentoran from Ballymena as a teenager in 1961, and became part of one of the most successful Glentoran teams in the midand late sixties, winning the Gold Cup in 1963, the Irish League championship in 1964 and the Irish Cup in 1965. He was part of the famous Detroit Cougars team which was the name given to Glentoran in the United Soccer Association championship in the summer of 1967. In December of the next season, he transferred to Derby County in the English Second Division.
After two-and-a-half seasons he returned to Northern Ireland to rejoin Ballymena in August 1970.
He earned the Ulster Football player of the Year title in 1973/74 as Ballymena pushed close for honours, only to lose out to Ards in both the Irish Cup and Blaxnit Cup finals. In March 1976, Stewart signed as a player with Distillery, but departed for a lucrative five-month spell in the American Soccer League with New Jersey Americans.
He returned to the Irish League early in the 1976/77 season, taking in brief spells with Bangor and Cliftonville before he accepted a return to Glentoran as player-manager in May 1977. Stewart"s role as both experienced tactician and seasoned player aided Glentoran to some early successes.
They embarked on a European Cup campaign which would take them past Icelandic side Valur and within a whisker of a famous draw with Juventus.
In December 1978, Stewart resigned as Glentoran manager to take the over as head coach at New Jersey Americans. He returned to Northern Ireland as manager of Ballyclare Comrades in 1981 and later managed Ballymoney United.