Meropleon diversicolor, the Multicolored Sedgeminer Moth, is a moth of the Noctuidae family. It is found in North America, where it has been recorded from Connecticut, Georgia, Indiana, Iowa, Kansas, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, New Brunswick, New Hampshire, New Jersey, North Carolina, Ohio, Oklahoma, Ontario, Pennsylvania, Quebec, South Carolina, Tennessee and Wisconsin. The habitat consists of wetlands. The larvae bore into sedges.