Giuseppe Melchiorre Sarto was Pope Pius X's birth name.
ANNIBALE FRANCESCO CLEMENTE MELCHIORE GIROLAMO NICOLA DELLA GENGA
Eugenio Marìa Giuseppe Giovanni Pacelli was the birth name of Pope Pius XII.
Enea Silvio de' Piccolomini
No, Pope Leo XII has not been canonized.
Pope Leo XII was born on August 22, 1760.
Pope Leo XII died on February 10, 1829 at the age of 68.
Leo XII reigned from 1823-to 1829
Pope Leo XII died on February 10, 1829 at the age of 68.
Pope Leo VIII (963-64) followed Pope John XII.
Pope Leo XII was born on August 22, 1760 and died on February 10, 1829. Pope Leo XII would have been 68 years old at the time of death or 254 years old today.
Pope Pius XII's birth name is Pacelli, Eugenio Maria Giuseppe Giovanni.
Because that was the name he chose when he was elected as pope.
Pius XII.
I think it was the Rerum Novarum
It was Pius XII. He was pope from Mar. 2, 1939 to his death on Oct. 9, 1958.