Famous Birthdays Dec 31 Pope Callixtus III [Alfonso de Borgia], head of the Catholic Church & ruler of the Papal States (1455-58), born in Kingdom of Valencia (d. 1458) Born in 1378 Famous Deaths Dec 16 Secondotto [Otto], Margrave of Montferrat (1372-78) 1377 History by Year 1379 Famous Living People by Age 20-29 30-39 40-49 50-59 80-89 Over 90