https://www.google.com/books/edition/Ancestral_Roots_of_Certain_Ame...
Ancestral Roots of Certain American Colonists who Came to America Before 1700
PG 196
33. SIR RICHARD PROUZ, of Ashton (Asherston), 2nd son, b. abt. 1250, d. by 1303; m. Margaret Helion, dau. of William de Helion, of Credy Helion.. (Rogers, 29, 34, 1999; Vivian, 199, 597, 626).