During its history, Notre Dame has been the site of numerous official and other ceremonial occasions. These include:

• 1239; The Crown of Thorns placed in the Cathedral by St. Louis during the construction of Sainte-Chapelle.
• 1302; Philip the Fair opens the first States General here.
• 1430; Henri VI of England is crowned here.
• Mary Stuart becomes Queen of France after her marriage to François II, and is crowned here.
• 1572; Marguerite de Valois is married to the Huguenot, Henri de Navarre here.
• 2 December 1804; After the anointing by Pius VII, Napoléon seizes the crown from the pontiff and crowns first himself, then Josephine.
• 26 August 1944; The Te Deum Mass celebrates the liberation of Paris. (According to some accounts the Mass was interrupted by sniping from both the internal and external galleries.)
• 12 November 1970; The Requiem Mass of General de Gaulle is held here.
• 31 May 1980; After the Magnificat of this day, Pope John Paul II celebrates Mass on the parvis in front of the Cathedral.