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Year 1429 (MCDXXIX) was a common year starting on Saturday (link will display the full calendar) of the Julian calendar.
- February 12 – Battle of Rouvray (or "of the Herrings"): English forces under Sir John Fastolf defend a supply convoy, which is carrying rations (food) to the army of William de la Pole, 4th Earl of Suffolk at Orléans, from attack by the Comte de Clermont and John Stewart.
- April 29 – Joan of Arc arrives to relieve the Siege of Orléans.
- April 29 – Siege of Orléans: Joan of Arc enters Orléans with a relief expedition.
- May 7 – The Tourelles, the last English siege fortification at Orléans, falls. Joan of Arc becomes the hero of the battle by returning, wounded, to lead the final charge.
- May 8 – The English, weakened by disease and lack of supplies, depart Orléans.
- June 18 – Battle of Patay: French forces under Joan of Arc smash the English forces under Lord Talbot and Sir John Fastolf, forcing the withdrawal of the English from the Loire Valley.
- July 17 – Charles VII of France is crowned in Rheims.
- September – The Hafsid Saracens attempt to capture Malta, but are repelled by its defenders.
- September 8 – Joan of Arc leads an unsuccessful attack on Paris, and is wounded.
- November 4 – Armagnac–Burgundian Civil War: Joan of Arc liberates Saint-Pierre-le-Moûtier.
- November 24 – Joan besieges La Charité.