See also

David STEWART's parents: John 'Robert III' STEWART (1337-1406) and Annabella DRUMMOND (1350-1401)
David STEWART's siblings: Elizabeth STEWART ( - ), Margaret STEWART (c. 1367-1449), Robert STEWART (1382- ), James I STEWART (1394-1437) and Egidia STEWART ( - )
Mary DOUGLAS's other family: with Walter HALYBURTON (c. 1360-bef1447)
Mary DOUGLAS's mother: Joanna de MORAY (c. 1340-1409)
Mary DOUGLAS's siblings: Joan DOUGLAS (c. 1365- ), Archibald 'Tyneman' DOUGLAS (c. 1370-1424) and James 'the Gross' DOUGLAS (c. 1371- )

Family of David STEWART and Mary 'Marjorie' DOUGLAS

Husband:	David STEWART (1378-1402)
Wife:	Mary 'Marjorie' DOUGLAS (1377-1421)

Husband: David STEWART

Name:	David STEWART
Sex:	Male
Father:	John 'Robert III' STEWART (1337-1406)
Mother:	Annabella DRUMMOND (1350-1401)
Birth	24 Oct 1378
Occupation		1st Duke of Rothesay
Death	26 Mar 1402 (age 23)

Wife: Mary 'Marjorie' DOUGLAS

Name:	Mary 'Marjorie' DOUGLAS
Sex:	Female
Father:	-
Mother:	Joanna de MORAY (c. 1340-1409)
Birth	1377
Death	1421 (age 43-44)	Hermiston, East Lothian, Scotland

Note on Husband: David STEWART

Son of Robert III. Never became King.Shortly after his mother's death he would be imprisoned by his uncle and died in mysterious circumstances.