Amelungsborn Abbey, also Amelunxborn Abbey (Kloster Amelungsborn) near Negenborn and Stadtoldendorf, in the Landkreis of Holzminden in the Weserbergland, was the second oldest Cistercian foundation in Lower Saxony, Germany, after Walkenried Abbey. It survived the Reformation by becoming Lutheran, and with Loccum Abbey, also previously Cistercian, is one of the only two Lutheran monasteries in Germany with an uninterrupted tradition. The abbey church, St.