Papilio is a genus in the swallowtail butterfly family, Papilionidae, as well as the only representative of the tribe Papilionini. The word papilio is Latin for butterfly.

Papilio hornimani, the Hornimans green-banded swallowtail or Horniman's swallowtail, is a species of swallowtail butterfly from the genus Papilio that is found in the highland forests of Kenya and Tan