Johann von BlattenJohann von Blatten, O.F.M. was a Roman Catholic prelate who served as Auxiliary Bishop of Konstanz.BiographyJohann von Blatten was ordained a priest in the Order of Friars Minor. On 30 Jan 1441, he was appointed during the papacy of Pope Eugene IV as Auxiliary Bishop of Konstanz and Titular Bishop of Belline. He served as Auxiliary Bishop of Konstanz until his resignation on 4 Jan 1461. He died in Dec 1461. While bishop, he was the principal co-consecrator of Arnold von Rotperg, Bishop of Basel.