Astraeus (disambiguation)

Astraeus is a Greek mythological figure.

Astraeus may also refer to:

• Astraeus Airlines
• Astraeus (beetle), a genus of insects in the family Buprestidae
• Astraeus (fungus), a genus of fungi in the family Diplocystaceae
• Astraeus (mythology), other figures in Greek mythology
• Astraeus (Pythagorean), a writer who is said to be a source of Porphyry of Tyre's Vita Pythagorae.