Conrad IV of TannFrom Wikipedia, the free encyclopedia Conrad IV of Tann (German: Konrad IV. von Tann), also "of Thann" or "of Dahn", (died 1236) was the 48th Bishop of Speyer, holding office from 1233 to 1236.
Conrad IV of Tann (German: Konrad IV. von Tann), also "of Thann" or "of Dahn", (died 1236) was the 48th Bishop of Speyer, holding office from 1233 to 1236.