On 13 Jun 1573 Archibald Douglas 8th Earl Angus 5th Earl Morton and Mary Erskine Countess Angus and Morton were married. She by marriage Countess Angus, Countess Morton. She the daughter of John Erskine 18th Earl Mar. He the son of David Douglas 7th Earl Angus and Margaret Hamilton Countess Angus.

On 25 Dec 1575 Archibald Douglas 8th Earl Angus 5th Earl Morton and Margaret Leslie Countess Angus and Morton (age 33) were married. She by marriage Countess Angus, Countess Morton. She the daughter of George Leslie 4th Earl Rothes. He the son of David Douglas 7th Earl Angus and Margaret Hamilton Countess Angus.

On 29 Jul 1587 Archibald Douglas 8th Earl Angus 5th Earl Morton and Jean Lyon Countess Angus and Morton (age 31) were married. She by marriage Countess Angus, Countess Morton. He the son of David Douglas 7th Earl Angus and Margaret Hamilton Countess Angus. They were second cousin once removed.

[his father] David Douglas 7th Earl Angus and [his mother] Margaret Hamilton Countess Angus were married. She by marriage Countess Angus. She a great x 5 granddaughter of King Edward III of England.

Robert Douglas Master of Morton and Jean Lyon Countess Angus and Morton were married. He the son of William Douglas 6th Earl Morton and Agnes Leslie Countess Morton. They were fourth cousins.