George Douglas
George was born before 1446.¹ 

 Isobel Sibbald
Isobel was born about 1449 in of,Balgonie,Fifeshire,Scotland.  She died before February 21st, 1497.¹ 

 Archibald Douglas Earl of Angus
Archibald was born about 1445 in of,Kilmaurs,Ayrshire,Scotland.¹   He died after November 29th, 1513 in Whithorn.¹ 

 Jane (Janet) Douglas
Jane (Janet) was born about 1452.  She died in 1494.

 Margaret Douglas
Margaret was born about 1456.