Britannica
Sources used in this answer
What was Pius XII’s birth name?
Created from Britannica articles
using AI.
AI can make mistakes, so verify using Britannica articles.
Pius XII
Pius XII served as pope from 1939 to 1958; photograph by Yousuf Karsh.
Pope Pius XII’s birth name was Eugenio Pacelli. He was born in Rome in 1876 into a family associated with the papal nobility.1