Acleris macdunnoughi is a species of moth of the Tortricidae family. It is found in North America, where it has been recorded from Alberta, Kentucky, Maine, Massachusetts, Michigan, Minnesota, Montana, New Brunswick, North Carolina, Ohio, Ontario, Pennsylvania, Quebec, Tennessee, Vermont, Washington and West Virginia. The length of the forewings is 8-9 mm. The forewings are whitish brown-grey with fine dark brown striation. The hindwings are smoky brownish. Adults have been recorded on wing from April to October. The larvae feed on Rubus species and Spiraea latifolia.