The Lateran Treaty is one of the Lateran Pacts of 1929 or Lateran Accords, three agreements made in 1929 between the Kingdom of Italy and the Holy See, ratified June 7 1929, ending the "Roman Question".

They consisted of three documents:

1. A political treaty recognizing the full sovereignty of the Holy See in the State of Vatican City, which was thereby established.
2. A concordat regulating the position of the Catholic Church and the Catholic religion in the Italian state.
3. A financial convention agreed on as a definitive settlement of the claims of the Holy See following the losses of its territories and property.