Since the end of the 18th century the family belongs to the Hanseaten. (1765–1855) who is the last common ancestor of today's Jauch, gained at the end of the 18th century the citizenship () of the Free Imperial and Hanseatic City of Hamburg and subsequently the hereditary grand burghership (). Rittmeister () (1848–1930) was for almost twenty years till 1915 – when he volunteered regardless of his age for military service in the Landwehr cavalry - one of the last members of the Hamburg Parliament, who were delegated as representatives of the grand burghers () and not contesting an election by the burghers.