Arms attributed to William de Braose by Matthew Paris: Party per pale indented gules and azure. Marginal drawing of an inverted shield referring to his Nota impiam murthram ("impious murder")[1][2]
William de Braose (c. 1197 – 2 May 1230) was the son of Reginald de Braose by his first wife, Grecia Briwere. He was an ill-fated member of the House of Braose, a powerful and long-lived dynasty of Marcher Lords.
^Paris, Matthew (1250–1259), "Royal 14 C VII", Historia Anglorum, Chronica majora, Part III; Continuation of Chronica maiora, Catalogue of Illuminated Manuscripts, British Library