1. Marian of Galloway married John Comyn I, "The Red" Lord of Badenoch , Justiciar of Galloway.
John Comyn I, "The Red" Lord of Badenoch , Justiciar of Galloway (also known as John Comyn I, Lord of Badenoch), son of Richard Comyn, Lord of Badenoch (c. 1194-1249), died after 1273.