- (1301-1381) Born in Viviers, France.
- Relative of the Pseudocardinal Jean Flandrin.
- Cardinal-deacon of St. Eustache, 1371.
- Testamentary executor of Pope Gregory XI, 1378.
- Participated in the 1378 conclaves that elected Pope Urban VI and Antipope Clement VII.
cardeall de Santo Estaço