Dionysius PartDionysius Part, O.P. or Denys Part was a Roman Catholic prelate who served as Auxiliary Bishop of Mainz in present Germany.BiographyPart was ordained a priest in the Order of Preachers. In 1474, he was appointed during the papacy of Pope Sixtus IV as Auxiliary Bishop of Mainz and Titular Bishop of Cyrene. On 15 May 1474, he was consecrated bishop. He served as Auxiliary Bishop of Mainz until his death on 3 Nov 1475.