1st century AD) was a prefect of the Roman imperial bodyguard, known as the Praetorian Guard.
Clemens was born in Pisaurum, Italy, to Arrecinus and Tertulla, members of an obscure family which, according to the historian Suetonius, was of equestrian rank.
His sister Arrecina Clementina, also born in Pisaurum, c. 12, became the wife of Titus Flavius Sabinus.
[1] They had a son, Marcus Arrecinus Clemens, and a daughter, Arrecina Tertulla, who became the first wife of the future Emperor Titus.
[3] On 24 January 41, Clemens participated in the murder of Caligula, the Empress Caesonia, and their daughter, as well as in the proclamation of the next emperor Claudius.