Titus Fulvius Iunius Quietus (d. 261) was a Roman usurper against Roman Emperor Gallienus.Quietus was the son of Fulvius Macrianus and a noblewoman, possibly named Iunia. According to Historia Augusta, he was a military tribune under Valerian, but this information is challenged by historians.He gained the imperial office with his brother Macrianus Minor, after the death of Emperor Valerian in the Sassanid campaign of 260. With the army deep in the enemy territory, the soldiers elected the two em