In Greek mythology, the name Periclymenus /ˌpɛrᵻˈklɪmᵻnəs/ (Ancient Greek: Περικλύμενος Periklymenos) may refer to:
In The Son of Neptune, the second book in the Heroes of Olympus series, Frank Zhang is revealed to be a descendant of Periclymenus (and thus a legacy of Poseidon) and has the same ability to shape-shift.