Bicyclus subtilisurae is a butterfly in the family Nymphalidae. It is usually found at high altitudes (1000 m) in the Kivu region of the Democratic Republic of the Congo and northwestern Tanzania (Minziro Forest).
This species' wings are uniformly dark brown in both sexes, with a typical wingspan of 27 mm. The forewings have a small apical eyespot surrounded by a faint orange ring.