Godsgrace sits just north of the confluence of two rivers, the Scourge and the Vaith. Their motto is, “No Foe May Pass.” The only members of the house to be mentioned are Ser Ryon Allyrion and his natural son Ser Daemon Sand, the Bastard of Godsgrace, and Lady Delonne Allyrion who rules Godsgrace.
Information about House Allyrion that reveals spoilers from the books.