He moved on to West Bromwich Albion in 1967. During his time at the club West Brom won the 1967-68 FA Cup but Colquhoun missed the final against Everton through injury.
He proceeded to West Bromwich Albion in 1967. During his tenure at the club, West Brom achieved the 1967-68 FA Cup victory but Colquhoun was unable to participate in the final against Everton due to injury.