Sir Malcolm Crawford was of Eastern Greenock, received lands from hismother (Galbraith) and he descended from Crawford of Loudon.
He married Marjory,the only daughter/heiress of John Barclay (d. 1470) ofKilbirnie,who was the last
male of this "potent" family, who anciently possessed Kilbirnie. Theaforementioned Sir John Barclay
of Crawfurd-John was a lineal descendant of Sir John Crawford ofCrawfurd-John when his daughter
Margaret married Sir Walter Barclay.
Arms were quartered with the arms of Barclay and Kilbirnie (1499 charterby James IV for lands of
Kilbirnie and half of the Barony of Crawford-John).