Research Notes:

Vicomte. "Ricardi filii Gulberti, Nigelli vicecomitis…Storstingi vicecomitis" signed the charter dated 1027 (redated to [1017]) in which "secundus nominis mei Normannorum dux Ricardus" confirmed donations to Fécamp abbey. "…Torstingus vicecomes…" witnessed the charter dated Aug 1027 under which Richard II Duke of Normandy donated property to the abbey of Bernay. "…Turstingi vicecomitis…" witnessed the charter dated to [1030] under which Robert II Duke of Normandy donated "in comitatu Abrincatensi villam…Sancti Johannis" to the abbey of Mont-Saint-Michel. "…Nigelli vicecomitis, Tursteni vicecomitis…Willelmi Arcacensis comitis, Godefridi vicecomitis, Rodgerii filii Rodulfi, Wimundi…" witnessed the charter dated to [1040] under which Guillaume Comte de Talou donated property to Jumièges. "Turstin vicecomes" witnessed the donation to Sainte-Trinité de Rouen of "Gozelinus vicecomes" dated [1038/50]. "…Nigelli vicecomitis, Tursteni vicecomitis, Godefredi vicecomitis…" subscribed the charter dated to [1040] under which "Vuillelmus Ricardi magni ducis Normannorum filius" donated property to the abbey of Jumièges. "…Turstinci vicecomitis…Turstinci Gazel…Richardi filii Turstinci, Roberti fratris eius…" witnessed the charter dated to [1047 or before] under which Guillaume II Duke of Normandy confirmed the donation by "Adelelmi…Beatricis uxor eius…Rotberti filius eius" to the abbey of Mont-Saint-Michel.

Guillaume of Jumièges records that “Turstenus cognomento Guz, Ausfridi Dani filius...præses Oximensis” rebelled against Guillaume II Duke of Normandy at “Falesiæ castellum”, which was attacked by the duke’s forces led by “Rodulfus Waceiensis magister militum”, and was forced to flee into exile, dated to early during the reign of Duke Guillaume II from the context.

The name of Thurstan's wife is not known. ¹