Oraesia emarginata is a species of moth of the family Erebidae first described by Johan Christian Fabricius in 1794.

It is found in Australia, New Caledonia, Indonesia, New Guinea, Pakistan, the Philippines, India, Sri Lanka, Sulawesi, Taiwan, China, Japan, Korea and Nepal as well as Eritrea, Ethiopia, Kenya, Namibia, Nigeria, South Africa, Tanzania, the Gambia, Uganda, Oman and Yemen.

Hindwings ochreous white, suffused with fuscous towards outer margin.

This species overwinters in the larval stage in clusters of weeds and soil cracks around the host plant.

[4] Some other food plants are Citrus, Dimocarpus, Ipomoea, Malus pumila, Merremia quinquefolia, Prunus persica, Psidium guajava, Sida, Stephania discolor, Vitis, and Ardenia gummifera.