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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 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 hand 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 24 – Joan besieges La Charité.