Pertinax (Publius Helvius Pertinax) (
pûr'tĭnăks), 126-193, Roman emperor (193), b. Liguria. Formerly a general, he reluctantly succeeded
Commodus on the throne. Attempting to curb license in the Praetorian Guard, he was slain by a soldier, thus ending his brief reign of three months.
Didius Julianus succeeded him.