The Counts of Schauenburg and Holstein were titles of the Frankish Empire. The dynastic family came from the County of Schauenburg near Rinteln on the Weser in Germany. Together with its ancestral possessions in Bückeburg and Stadthagen, the House of Schauenburg ruled the County of Schauenburg and the County of Holstein. The comital titles of Holstein were subject to the liege lord, the Dukes of undivided Saxony till 1296, and thereafter the Dukes of Saxe-Lauenburg.

Rinteln is a small town in Lower Saxony, Germany. It is located on the banks of the Weser river north of the Porta Westfalica. The town of Rinteln is in the broad valley between the hills of the Weserbergland and the North Lippe Bergland. In relation to some well known places, it is 60 kilometers west of Hanover, and just 20 kilometers from Hamelin of Pied Piper fame. Its population is about 28,500.