Melodinus is a genus of plant in the family Apocynaceae, first described as a genus in 1776.

It is native to Indomalaya, Meganesia and various islands in the western Pacific.

[1][2] A type of monoterpenoid indole alkaloids called melodinines can be isolated from Melodinus plants.

[3] Accepted species include:[1]

This Apocynaceae article is a stub.