Delta emarginatum is a species of potter wasp in the subfamily Eumeninae of the family Vespidae.
Delta emarginatum can reach a length of about 35 mm (1.4 in) in females. The males are smaller than the females.
This species can be found in Libya, Egypt, Ethiopia, Somalia, Mozambique, Angola, Republic of the Congo, Cameroon, Gaboon, Liberia, Niger, Senegal, Mauritania, Central Sahara, Madagascar, Comoro Islands, Eritrea, Guinea-Bissau, Malawi, South Africa, Sudan, Democratic Republic of the Congo.
