Eudonia leucophthalma is a moth in the Crambidae family. It was described by Dyar in 1929. It is found in North America, where it has been recorded from British Columbia and Alberta to Washington and California. The wingspan is about 14 mm. Adults are similar to Eudonia echo, but smaller and the dark shadings are more olivaceous and denser (not grey). The lines are narrowed and contrasting whitish. The reinform spot is Y-shaped with a small white speck on the lower side. Adults have been recorded on wing from May to September.