sentences:  Ahausen was first mentioned in a donation on 10 May 752 as "Hahahusir" to St Galls' Abbey.The village later passed to the Schenks von Ittendorf, Lindau Abbey, the Free City of Überlingen in 1434, Fahr Abbey in 1651, temporarily to Weingarten Abbey in 1693, and finally to the Prince-Bishopric of Constance later that year.The Prince-Bishopric administered Ahausen with neighbouring town Ittendorf (in Markdorf commune).