Kasumba is a surname. Notable people with the surname include:
Dennis Kasumba (born 2003), Ugandan baseball player Florence Kasumba (born 1976), Ugandan-born German actress and voice actress Jane Kasumba, Ugandan media personality and journalist Leslie 'Lee' Kasumba (born 1980), Ugandan radio and TV presenter Samson Kasumba (born 1974), Ugandan pastor and TV personality