In Greek mythology, Phlogius (Ancient Greek: Φλογίῳ or Φλογίον) may refer to the following personages:

• Phlogius, one of the Dolionians, people of northwestern Asia Minor visited by the Argonauts, killed by the Dioscuri.^[1]
• Phlogius, a Triccan prince as son of King Deimachus of Thessaly, and brothers to Autolycus, Demoleon^[2] (Deileon), and sometimes Phronius.^[3] These men joined Heracles in his expedition against the Amazons but they never returned and settled in Sinope.^[4] Later on, they joined the Argonauts.^[5]
• Phlogius, son of Eulaeus, who an Indian chieftain who armed himself against Dionysus during the Indian war.^[6]
• Phlogius, son of Strophius, who followed Dionysus in his Indian campaign and was killed by Morrheus.^[7]