They had two children and eight grandchildren:[4] He saw active service in World War II while serving in the 3rd Battalion Scots Guards.

[5] He oversaw the formation of his Advance Party and its The Chief Scout's Advance Party Report which resulted in sweeping changes to the Boy Scouts Association and disaffection and schisms but failed to arrest enrolment losses and shifted the balance of enrolments to younger age children.

He was created a life peer as Baron Maclean, of Duart and Morven in the County of Argyll in 1971.

His first ceremonial assignment as Lord Chamberlain was the 1972 funeral of the Duke of Windsor.

[1] He was Lord High Commissioner to the General Assembly of the Church of Scotland in 1984 and 1985.