Historical Context
Pontian led the Roman Church during a period bracketed by relative calm and sudden violence. Under Severus Alexander the community was left largely undisturbed, but the accession of Maximinus Thrax in 235 brought a persecution aimed specifically at the clergy and leaders of the Church rather than the faithful at large. It was in this campaign that Pontian was seized and deported.
During his tenure the doctrinal controversy over Origen of Alexandria reached Rome. Pontian convened a synod, dated variously to about 230–232, which endorsed the condemnation of Origen's teaching that had been pronounced by Demetrius I of Alexandria — an early instance of Rome acting in concert with the Alexandrian church on a question of doctrine.
The Schism of Hippolytus and its Reconciliation
For nearly two decades the Roman Church had been divided by the party of Hippolytus, who had headed a rival faction. Pontian and Hippolytus were exiled together to Sardinia in 235, and the shared condition of their banishment appears to have brought the long schism to an end: Hippolytus reconciled with Rome before his death.
The two men died in the Sardinian mines, and their common suffering in exile is remembered as the occasion that healed the division. In the West both are honored together on 13 August.
Relics & Shrines
Pope Fabian had his remains and those of Hippolytus brought back from Sardinia to Rome, probably in 236. Pontian was interred in the papal crypt of the Catacomb of Callistus on the Appian Way.
His original tomb slab was discovered in 1909, bearing a Greek inscription reading 'PONTIANOS EPISK MARTUR' — 'Pontian, Bishop, Martyr.' He is listed under 13 August in the 'Depositiones martyrum' of the Chronography of 354. Churches dedicated in his honor include San Ponziano in Rome, with others at Spoleto, Lucca, and Carbonia in Sardinia.
Commemoration
The Eastern Orthodox Church observes Pontian's feast on 13 August, the day of his deposition in Rome. In the West his feast was long kept on 19 November before being moved; the Roman Martyrology and the Catholic Church now commemorate him together with Hippolytus on 13 August.