Graphium colonna, the black swordtail or mamba swordtail, is a species of butterfly in the family Papilionidae (swallowtails). It is found in Africa (Liberia, Sierra Leone, Ghana, Ivory Coast, Togo, Equatorial Guinea, Gabon, Democratic Republic of Congo, Central African Republic, Sudan, Southwest Ethiopia, Southern Somalia, Uganda, Kenya (coast), Tanzania, Mozambique, Eastern Zimbabwe Zululand, Eswatini).