Aulne Abbey (French: Abbaye d'Aulne) was a Cistercian monastery located between Thuin and Landelies on the river Sambre in the Bishopric of Liège, Belgium.
Sometime before 974 the Benedictines were replaced by secular clerics leading a common life, who, in 1144 adopted the Rule of St.
[1] The monks constructed an extensive irrigation system and six ponds that provided fish for the abbey.
French revolutionary troops burned the abbey in 1794, only a short time after it had been rebuilt on a larger scale.
[2] The son of a Belgian nobleman descended from the counts of Guelders, at the age of sixteen, Simon joined the Cistercians at Aulne as a lay-brother.