Guillaume de la Sudrie (la Sudré) (died 18 April 1373) was a French Dominican and Cardinal, born in Laguenne, Corrèze.[1] He started to serve as bishop of Marseille in the beginning of 1361.
He was made cardinal on 18 September 1366[2] by Pope Urban V and was Bishop of Ostia from 1367 to 1373.
He died in Avignon and was buried in the monastery of Saint-Ruf, Valence.[2]