Wikipedia
Poseidonius (disambiguation)
Poseidonius or Posidonius may refer to:
- Posidonius Stoic philosopher, politician, astronomer, geographer, historian
- Poseidonius (mechanician), Macedonian mechanician
- the Moon crater Posidonius
Poseidonius (mechanician)
Poseidonius was a Macedonian military engineer of Alexander the Great.