Theodor Riphaen

{{Short description|German Roman Catholic prelate}}

{{Expand German|topic=bio|Theodor Riphan|date=January 2019}}

{{Infobox Christian leader

| type = Bishop

| honorific-prefix = Most Reverend

| name = Theodor Riphaen

| title = Auxiliary Bishop of Cologne
Titular Bishop of Cyrene

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| church = Catholic Church

| archdiocese = Archdiocese of Cologne

| diocese =

| see =

| term = 1606–1616

| predecessor =

| successor =

| ordination =

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| consecration = 3 March 1607

| consecrated_by = Attilio Amalteo

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| birth_date = 1577

| birth_place = Neuss, Electorate of Cologne

| death_date = {{death date and age|14 January 1616|1577|df=yes}}

| death_place = Cologne, Electorate of Cologne

| previous_post =

| nationality = German

}}

Theodor Riphaen or Theodor Riphan (1577 – 14 January 1616) was a Roman Catholic prelate who served as Auxiliary Bishop of Cologne (1606–1616).{{cite book|url=https://archive.org/stream/hierarchiacathol04eubeuoft|last1=Gauchat|first1=Patritius (Patrice)|title=HIERARCHIA CATHOLICA MEDII ET RECENTIORIS AEVI Vol IV|pages=171|date=1935|publisher=Libraria Regensbergiana|location=Münster|isbn=}} (in Latin)[http://www.catholic-hierarchy.org/bishop/briph.html "Bishop Theodor Riphaen"] Catholic-Hierarchy.org. David M. Cheney. Retrieved September 9, 2016[http://www.gcatholic.org/hierarchy/data/bishops-RI.htm#57786 "Bishop Theodor Riphaen"] GCatholic.org. Gabriel Chow. Retrieved September 8, 2016.