| Halcyoneus | |
|---|---|
| Dynasty | Antigonid |
| Father | Antigonus II Gonatas |
Halcyoneus or Alcyoneus (Greek: Ἀλκυονεύς, Alkyoneús; fl. 3rd century BC) was, as a son of Antigonus II Gonatas, king of Macedonia, a Macedonian prince of the Antigonid dynasty. He participated, with his father and Macedon's Spartan allies, in the fight against Pyrrhus of Epirus for control of the Peloponnese, and died in battle at an unspecified later date.