He married the daughter of Titus Flavius Titianus, who was the equestrian Prefect of Egypt under Hadrian.
Hearing of Pertinax's death, he was offered the imperial title and he turned to the Praetorians to gain their approval.
[4] Julianus was saluted as imperator by the Praetorians, and the new emperor proceeded to pardon his rival, retaining Sulpicianus as the urban prefect.
However, possibly due to his having supported the rival imperial claimant Clodius Albinus, Sulpicianus was prosecuted and executed in 197.
[6] Sulpicianus had at least two children; a son, Titus Flavius Titianus, who was suffect consul ca.