Graphium ucalegon, the creamy graphium, is a butterfly in the family Papilionidae (swallowtails). It is found in Nigeria, Cameroon, Equatorial Guinea, Gabon, the Republic of the Congo, Angola, the Central African Republic, the Democratic Republic of the Congo, Uganda and Tanzania. Its habitat consists of primary forests. Adults are on wing mainly just before the beginning of the rain season. Adult males mud-puddle, but have also been observed feeding on rotten fish.