Alexander Godfrey Macdonald, 7th Baron Macdonald, MBE (27 June 1909 – 1970) was a grandson of Ronald Bosville-Macdonald, 6th Baron Macdonald.
Born Alexander Godfrey Bosville-Macdonald, he changed his surname to Macdonald on becoming Chief of the Name and Arms of Macdonald. On 14 June 1945, he married Anne Whitaker and they had three children:
Janet Ann Macdonald (born 2 November 1946)
Godfrey James Macdonald, 8th Baron Macdonald (born 28 November 1947)
Alexander Donald Archibald Macdonald (born 3 September 1953)