Valentine of Passau (died 7 January 475) was a bishop, abbot, monk, and hermit, who is venerated as a saint in Eastern Orthodoxy and Roman Catholicism.
Biography He was a papal missionary bishop to Rhaetia (present-day Switzerland, Bavaria, Tyrol, and South Tyrol); and among the first patrons of Passau. He finally lived as a hermit in Zenoburg, Merano, South Tyrol, northern Italy.
References
Sources Nirschl, Joseph (1889). Der heilige Valentin, erster Bischof von Passau und Rhätien: eine historisch-kritische Untersuchung aus dem kirchenhistorischen Seminar der Universität Würzburg. . Mainz: Kirchheim, 1889.