Gaius Octavius
Gaius Octavius may refer to;
- Gaius Octavius (tribune 216 BC), military tribune
- Gaius Octavius (proconsul), praetor in 61 BC
- Augustus or Gaius Octavius Thurinus, first Roman Emperor
- Gaius Octavius Laenas, curator of the aqueducts in Rome
- Gaius Octavius Lampadio, ancient Roman
- Gaius Octavius Appius Suetrius Sabinus, senator and consul