Orocrambus heliotes is a moth in the Crambidae family. It was described by Meyrick in 1888. It is found in New Zealand, where it has been recorded from the South Island and North Island. The habitat consists of swampy tussock grasslands and margins of slow-moving streams. The wingspan is 14–17 mm for males and 15–20 mm for females. Adults have been recorded from early November to early February. The larvae feed on Sphagnum, Funaria and Breutelia species, as well as Juncus bufonius.