Polybius
Polybius (Latin form of the Greek Polybius ) is the name of
- Polybios (* around 200 BC; † around 120 BC), ancient Greek historian
- Gaius Iulius Polybius († 47 AD), influential freedman under Emperor Claudius
Also:
- Polybius (moon crater) , named after the historian Polybius
- Polybius (arcade game) , a supposed arcade game from 1981
- (6174) Polybius , an asteroid named after the historian Polybius
- Polybius cipher , an encryption method used in classical cryptology
