Gaius Calpurnius PisoGaius Calpurnius Piso may refer to: Gaius Calpurnius Piso (conspirator) Gaius Calpurnius Piso (consul 180 BC) Gaius Calpurnius Piso (consul 67 BC) Gaius Calpurnius Piso (praetor 211 BC) Gaius Calpurnius Piso Crassus Frugi Licinianus