Acleris extensana is a species of moth of the Tortricidae family. It is found in Sri Lanka, India (Assam, Punjab), China and Vietnam. The wingspan is 16–18 mm. The forewings are fuscous, irrorated with white. The veins and transverse strigulae are fuscous. The hindwings are light grey, faintly strigulated with darker. The larvae feed on Malus (including Malus sylvestris), Pyrus and Rosa species.