List of encyclicals of Pope Pius XII

This is a list of encyclicals of Pope Pius XII. Pius XII promulgated 41 papal encyclicals, during his reign as pope for over 19 years, from his election of March 2, 1939, until his death on October 9, 1958. The 41 encyclicals of Pius XII exceed the 32 encyclicals written by all his successors (John XXIII, Paul VI, John Paul I, John Paul II, and Benedict XVI) during the fifty years that followed (1958–2008).