Attention: Age at marriage (November 25, 1479) below 16 years (15).
He is married to Annabel Drummond.
They got married on November 25, 1479, he was 15 years old.Source 2
Child(ren):
William Graham, 1st Earl of Montrose (1464 \endash 9 September 1513) was a Scottish Lord of Parliament, who was raised to an earldom by James IV of Scotland and who died with his monarch at the Battle of Flodden.