Theodor RiphaenTheodor Riphaen or Theodor Riphan was a Roman Catholic prelate who served as Auxiliary Bishop of Cologne.BiographyTheodor Riphaen was born in Neuss, Germany in 1577. On 30 August 1606, he was appointed during the papacy of Pope Paul V as Auxiliary Bishop of Cologne and Titular Bishop of Cyrene. On 3 March 1607, he was consecrated bishop by Attilio Amalteo, Titular Archbishop of Athenae. He served as Auxiliary Bishop of Cologne until his death on 14 January 1616.