St. Peter's Basilica is a church in Vatican City.

St. Peter's Basilica may also refer to:

Basilica of St Paul, Rabat, Malta Cathedral Basilica of St. Peter in Chains, Cincinnati, U.S. Đakovo Cathedral, or Cathedral basilica of St. Peter, in Croatia Frascati Cathedral, or Cathedral Basilica of St. Peter Apostle, in Italy Old St. Peter's Basilica, where the new St. Peter's Basilica stands today in Vatican City St. Peter's Basilica, Columbia, South Carolina, United States St. Peter's Basilica, Guimarães, Portugal St. Peter's Basilica Church, Stari Trg, Kosovo St Peter's Cathedral Basilica, Kumasi, Ghana St. Peter's Cathedral Basilica (London, Ontario), Canada

See also St. Peter's Cathedral (disambiguation) St. Peter's Church (disambiguation)