Stewart Mackie Houston (born 20 August 1949) is a Scottish former football player and coach who played as a left-back.
Born in Dunoon, he began his professional career in 1967 with Chelsea, before moving to Brentford and then Manchester United, where he spent seven years.
[2][3] A left back, Houston's first professional club was Chelsea, but he failed to break into the first team and only made 14 appearances in five years.
[4] A year later he signed for Manchester United for £55,000, where he made 250 appearances (plus two as substitute) and scored 16 goals.
[7][8] Houston left Arsenal in mid-September to become manager of Queens Park Rangers,[9] where he appointed Bruce Rioch as his assistant.