Sevenia trimeni, Trimen's tree nymph or pale tree nymph, is a butterfly in the family Nymphalidae. It is found in Sub-Saharan Africa, with records from Cameroon, Gabon, the Democratic Republic of the Congo, Angola, Zambia and Namibia. The habitat consists of marshy areas bordered by medium tree cover.
Adults are on wing year round. The wingspan is up to .
There are two subspecies: