Graphium macleayanus, the Macleay's swallowtail, is a butterfly belonging to the family Papilionidae.

Two subspecies are recorded in Australia,[1] the nominate form, G. m. macleayanus and G. m. moggana, which was first described by Leonard Edgar Couchman in 1965.

[8] It is found in eastern Australia including the ACT, New South Wales, Queensland, Victoria and Tasmania.

They feed on the foliage of members in the Atherosperma, Cinnamomum, Cryptocarya, Daphnandra, Doryphora, Endiandra and Tasmannia genera.

[11] The adults feed on nectar from flowers, including the genera Leptospermum, Lantana and Buddleia.