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Origin and history

The Abbey of Notre-Dame des Ayes, founded around 1140 by Clémence-Marguerite de Bourgogne, wife of Guigues IV of Albon, was a female Cistercian monastery located in Crolles, Isère. First populated by twelve nuns from Betton Abbey, it flourished thanks to its Dauphinese possessions, including a mill on the creek of Craponoz. Its name could evoke hedges (seigneurial lands), a wetland (aqua), or a plant palisade (haies), reflecting its geographical location and legal constraints.

In the Middle Ages, the abbey experienced a demographic decline after the black plague (1399), with only ten nuns. In the 16th–15th centuries, it suffered the wars of Religion (pillage in 1560), a fire (1648), and partial reconstruction (1662–66). Three of his nuns, including Louise de Ponsonas, founded the Sainte-Cécile Abbey in Grenoble in 1624, marking a split with the congregation of reformed Bernardines. On the eve of the Revolution, the buildings, with the exception of the church, threatened to ruin.

The French Revolution sounded the glass of the monastery: inventoried in January 1791, sold as a national good in April 1791, and evacuated in September 1792, it still housed refractory priests until 1797. Today, there is only one abbatial house from the 17th–15th century, decorated with painted ceilings and re-used capitals, classified in 1990. The mill, on the other hand, operated until the 1980s, a witness to the abbey's economic heritage.

The Abbey of the Ayes illustrates the challenges of Cistercian female monasteries: vulnerability to crises (epidemics, wars), internal reforms, and revolutionary suppression. His history in conjunction with Louise de Ponsonas and the Grenoblois foundation also reveals tensions between congregations and the stakes of power within the Church.

The site, located avenue de l'Abbaye in Crolles, retains a limited but symbolic physical trace. The stalls of the abbey, transferred to the chapel of the Salette (Grenoble), and the archives mentioning its outbuildings (like the mill) complete this scattered heritage. Its inscription in the Historical Monuments in 1990 underscores its historical value, despite the disappearance of most of its buildings.

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