ALL SAINTS CELEBRATED IN OCTOBER Saints celebrated on the 4th of October WELCOME! SAINT PETRONIUS, BISHOP OF BOLOGNA Saint Petronius was Bishop of Bologna, his date of birth is unknown; he died before 450. The only certain historical information we possess concerning him is derived from a letter written by Bishop Eucherius of Lyons (died 450-455) to Valerianus and from Gennadius’ "De viris illustribus". Eucherius writes that the holy Bishop Petronius was then renowned in Italy for his virtues. From Gennadius we receive more detailed information: Petronius belonged to a noble family whose members occupied high positions at the imperial Court at Milan and in the provincial administrations at the end of the fourth and the beginning of the fifth centuries. His father (also named Petronius) was probably praefectus prœtorio, since a Petronius filled this office in Gaul in 402-8. Eucherius seems to suggest that the future bishop also held an important secular pos...