Dervorguilla de Balliol (d. 1290)
The daughter of Alan, lord of Galloway (d. 1234); in 1233 she married John de Balliol (d.
1268), lord of Barnard Castle.
The daughter of Alan, lord of Galloway (d. 1234); in 1233 she married John de Balliol (d.
1268), lord of Barnard Castle.