Chailloué (French pronunciation: [ʃajwe]) is a commune in the Orne department in north-western France.

On 1 January 2016, the former communes Marmouillé and Neuville-près-Sées were merged into Chailloué.

[3] The commune of is made up of the following villages and hamlets, La Dufrênerie, Marmouillé, Champ Bourdin, Bois Chassevent, Neuville-près-Sées, La Dultière and Chailloué.

[4] Chailloué along with another 70 communes is part of a 20,593 hectare, Natura 2000 conservation area, called the Haute vallée de l'Orne et affluents.

The Commune has 2 buildings and areas listed as a Monument historique.