Barker’s Smoky Blue or Barker's Cupid (Euchrysops barkeri) is a butterfly of the Lycaenidae family. It is found in South Africa, Zimbabwe, Mozambique and from Sierra Leone to Tanzania. In South Africa it is found from the East Cape along the KwaZulu-Natal coast and in the Limpopo Province. The wingspan is 26–32 mm for males and 27–33 mm for females. Adults are on wing year round, but are most common from November to July in South Africa. The larvae feed on Crotolaria and Rhynchosia species and Vigna unguiculata.