Orocrambus cyclopicus is a moth in the Crambidae family. It was described by Meyrick in 1883. It is found in New Zealand, where it has been recorded from the eastern South Island and the southern part of the North Island. The habitat consists of lowland to alpine grasslands. The wingspan is 22–30 mm. Adults have been recorded on wing from January to May. The larvae feed on Bromus mollis and Arrhenatherum elatius.