William Bona Anima (or William Bonne-Âme) (died 1110) was a medieval Archbishop of Rouen. He served as archbishop from 1079 to 1110.
He was the son of Radbod, the bishop of Sées, and was a canon at Rouen as well as an archdeacon in that diocese. He then entered a monastery and became abbot of the monastery of Saint-Etienne, in Caen, from 1070 to 1079. He then was named archbishop of Rouen, where he served from 1079 to 1110.
Spear, David S. (1993). "The School of Caen Revisited". In Patterson, Robert B. (ed.). Haskins Society Journal: Studies in Medieval History. 4 (1992). Woodbridge, UK: Boydell. pp. 97–108. ISBN0-85115-333-X.