Rudolf III, Margrave of Hachberg-Sausenberg
Margrave Rudolf III. of Hachberg - Sausenberg (* 1343, † 1428 ) was the son of Margrave Rudolf II of Hachberg - Sausenberg and Katharina von Thierstein. To 1384 was his uncle Otto I of Hachberg - Sausenberg regent or co-regent. Rudolf III. is regarded as the most important of the Marquis of Hachberg - Sausenberg.
The family
Rudolf III. was first married to Adelheid von Lichtenberg and then to Anne of Freiburg- Neuchâtel. On February 13, 1387 a marriage contract between Else of Neuchâtel (CH) and Count Konrad von Freiburg on the one hand and Mark Graf Rudolf von Hachberg was on the other hand, agreed for the seventeen- year-old sister of Konrad von Freiburg, Anna. As dowry to her were 12,000 guilders given namely 7500 guilders for city and department Sennheim and for 3000 guilders Fixed Istein. The remaining 1500 florins were paid in cash with the rest to create them after a year after the marriage in goods between the forest and the Hauenstein and the mountains on both sides of the Rhine. With her he had seven sons and six daughters, one son and three daughters fell victim to the plague in 1420. His son Otto ( * 1388, † 1451 ) was used as Otto III. of Hachberg Bishop of Constance (1411-1434) and in 1415 was involved during the Council of Constance to the combustion of the Czech reformer Jan Hus. Of the other sons to him only the youngest, William, who succeeded him in 1428 his remained.
The construction
Rudolf III. developed a lively construction activity. On his seat Rötteln Castle, a large building and a tower were around 1360 two gatehouses built. 1387 and 1392 was followed by other large buildings on the castle. In 1401 he established the Protestant Church in the village Rötteln and built it in 1418 to the main church of his dominion. His tomb and that of his second wife, Anne of Freiburg, in the church of Rötteln are considered important examples of Gothic art in the Upper Rhine