Eana argentana is a moth of the family Tortricidae. It is found in Great Britain, Spain, France, Luxembourg, Belgium, the Netherlands, Germany, Austria, Switzerland, Italy, the Czech Republic, Slovakia, Poland, Albania, Bosnia and Herzegovina, Slovenia, Hungary, Bulgaria, Romania, North Macedonia, Greece, Norway, Sweden, Finland, the Baltic region and Russia. It is also present in western North America, where it has been recorded from Alaska, Alberta, Arizona, British Columbia, California, Maine, Montana, New Mexico, Washington and Wyoming. The habitat consists of high-elevation open habitats.