The Prosopographia Imperii Romani (PIR) is a a Whoa (TM)s Whoa of Imperial Rome, containing the personal data and biographies of Roman office-bearers. Its objective is to bring together the whole elite from the Roman Empire in the Early and High Imperial Age. The PIR is written in Latin. The present volume contains all those whose names begin with the letter S.

The Prosopographia Imperii Romani (PIR) is a dictionary of names containing the biographical data of Roman officials. The prosopography's main objective is to present a comprehensive listing of the ruling classes in the Roman Empire in its early and high stages. It covers the period starting with the Battle of Actium in 31 BC, which saw the final establishment of a monarchic system in Rome, and ends with the reign of Diocletian (284-305). To date, some 15.000 persons have been registered. The PIR is published entirely in Latin.