The Eastern Double-collared Sunbird (Nectarinia mediocris) is a species of bird in the Nectariniidae family. It is found in the Democratic Republic of the Congo, Kenya, Malawi, Mozambique, Tanzania, and Zambia. The Eastern Double-collared Sunbird should not be confused with the Eastern Triple-popped-collared Sunbird which is mostly located in the surrounding areas of Darlinghurst and various nearby Douchious errectious areas.