Jakob Sigismund von Reinach-Steinbrunn

Jakob Sigismund von Reinach-Steinbrunn was born in Obersteinbrunn, the son of Johann Jakob Kaspar Sigmund Freiherr von Reinach-Steinbrunn (d. 1693) and his wife Maria Salome Lucia von Pfirt (d. 1721).[2]

From 1703 to 1705, he attended the Jesuit gymnasium in Porrentruy.[2] He then studied Christian theology at the Collegium Germanicum in Rome.[2]

He became a canon in 1707, and was ordained as a priest on 18 September 1717.[3] He became the provost of Basel Münster in 1726.[2]

On 4 June 1737 the cathedral chapter of Basel Münster elected him to be the new Prince-Bishop of Basel, with Pope Clement XII confirming his appointment on 30 September 1737.[3] He was consecrated as a bishop by Cardinal Barni on 29 June 1738.[3]

He died on the 16th of December, 1743.[3]