Acontius (Ancient Greek: Ἀκόντιος), was in Greek mythology a beautiful youth of the island of Ceos, the hero of a love-story told by Callimachus in a poem of which only fragments remain, and which forms the subject of two of Ovid's Heroides. During the festival of Artemis at Delos, Acontius saw Cydippe, a well-born Athenian maiden of whom he was enamoured, sitting in the temple of Artemis. He wrote on an apple the words, "I swear by Artemis that I will marry Acontius", and threw it at her feet. She picked it up, and mechanically read the words aloud, which amounted to a solemn undertaking to carry them out. Unaware of this, she treated Acontius with contempt; but, although she was betrothed more than once, she always fell ill before the wedding took place. The Delphic oracle at last declar