He was educated at Shawlands Academy and Hutchesons' Boys' Grammar School; both in Glasgow, Scotland.
[2] Because he had accrued extra hours, he was demobbed two days before his two years of compulsory service were due to be completed.
[3] Wyllie trained for ordained ministry at Trinity College, Glasgow, and studied theology at the University of Glasgow, graduating with an undergraduate Master of Arts (MA Hons) degree.
[4] He was elected Moderator of the General Assembly of the Church of Scotland in May 1992, serving until the following May, when James Weatherhead took up the role.
He was survived by his wife, Eileen; his daughters, Hazel and Helen; and his four grandchildren, David, Iain, Emma and Alexander[5][6]