Gaius Arrius Quadratus Gaius Arrius Quadratus was a Roman senator. As praetor he was appointed governor of the imperial province of Dacia.[1] He was the son of Gaius Arrius Antoninus, senator and jurist.[citation needed] References[edit] ^ AE 1931, 124 This article about an Ancient Roman politician is a stub. You can help Wikipedia by expanding it.vte