Hartmann of Dillingen


Hartmann von Dillingen was Bishop of Augsburg from 1248 until his death.

Background

Hartmann was a member of the Swabian noble von Dillingen family, who held territory in the Upper Danube area and the office of Vogt over the city of Ulm. The family provided several bishops, among them Walter I of Augsburg, Eberhard I of Constance, and Ulrich I of Constance.
Hartmann was the youngest son of Count Hartmann IV of Dillingen and Willibirgis.

Life

In 1246 or 1247, Hartmann was appointed canon in Augsburg. In 1248, Siboto of Seefeld was deposed as Bishop of Augsburg by Pope Innocent IV and Hartmann was appointed as his successor. However, it took until 1256 before was consecrated.
In the power struggle between the House of Hohenstaufen and the pope, Hartmann support the latter. He supported the monasteries and hospitals in his bishopric. He allowed Mendicant order, such as the Franciscans, Dominicans, and Carmelites to provide religious care in his diocese.
In 1256, a dispute arose between Hartmann and Duke Louis II of Bavaria about the office of Vogt over his bishopric. In 1270, he prevailed; however, in 1276, he lost control of the office to the Empire. In a dispute with Count Louis III of Oettingen about the office of Vogt over Neresheim Abbey, an arbitration board chaired by Albertus Magnus ruled against him.
Swigger II of Mindelberg took Hartmann prisoner in 1266 and burned down his Straßberg castle.
When his father died, he inherited the family possessions. Some of these were transferred to the Bishopric of Augsburg in 1258. The von Dillingen family died out in the male line with Hartmann's death in 1286. After his death, the remaining family possessions were also transferred to the Bishopric of Augsburg.
He was buried before the altar in Augsburg Cathedral.

Footnotes