1325

• January 7 – Afonso IV becomes the new King of Portugal upon the death of his father, King Denis I.Joseph F. O'Callaghan (2013). A History of Medieval Spain, p. 149, 456-458. Cornell University Press. {{ISBN|978-0-8014-6871-1}}.
• February 1 – Sultan Ghiyath al-Din Tughluq is murdered after a 5-year reign at Kara-Manikpur. He is succeeded by his son Muhammad bin Tughluq (Juna Khan) as ruler of the Delhi Sultanate.Hywel Williams (2005). Cassell's Chronology of World History, p. 158. {{ISBN|0-304-35730-8}}.
• March 9 – Queen Isabella of England, wife of King Edward II of England and sister of King Charles IV of France, departs from England on a mission to Paris to mediate an end to the war between the two kingdoms. She is directed to return to England by midsummer.Lawne, Penny (2010). "Edmund of Woodstock, Earl of Kent (1301–1330): a study of personal loyalty", in Fourteenth Century England, Volume VI (Boydell & Brewer, 2010) p.35
• March 12 – At the age of 11, Valdemar III becomes the new ruler of the Duchy of Schleswig upon the death of his father, Eric II, Duke of Schleswig.
• March 13
• The Treaty of Trausnitz is signed between the Duchy of Austria and the Kingdom of Bavaria. Austria's ruler, Frederick the Fair, is released from Trausnitz Castle, where he has been imprisoned for two and a half years by Ludwig the Bavarian, King of Germany, since his defeat in the Battle of Mühldorf in 1322.
• (approximate date) – Tenochtitlan, the predecessor of Mexico City, is founded by the Mexica, led by Tenoch, on an island in Lake Texcoco.
• March 31 – A truce is signed between King Edward II of England (who is also Duke of Aquitaine within France) and King Charles IV of France to end the War of Saint-Sardos. Under terms negotiated by England's Queen Isabella (who is King Edward's wife and King Charles's sister), Edward cedes Agenais (part of modern-day France's Lot-et-Garonne département) and pledges to swear homage to King Charles from then on as a condition of keeping the rest of Aquitaine. England is allowed to reclaim Ponthieu and the Duchy of Gascony if Edward will come to Paris to pay him homage. Isabella, unhappy with her marriage to Edward, remains in France indefinitely.

• April 20 – Elizabeth de Comyn, daughter of the late Guardian of Scotland, John Comyn III of Badenoch, is forced to sign away her title to her properties in England at Painswick and at Goodrich Castle to Hugh Despenser the Elder after being kidnapped in 1324 and imprisoned in England at Pirbright.Kathryn Warner, Hugh Despenser the Younger and Edward II: Downfall of a King's Favourite (Pen & Sword Books, 2018)
• May 5 – The Istrian Demarcation, setting out the boundaries of disputed Italian territories in the Adriatic Sea peninsula of Istria (part of the modern-day Republic of Croatia), and confirms the agreement between the independent Italian states of Aquileia, Gorizia, and the Venetian Republic. The document is published in three languages (Latin, German and Croatian).
• May 10 – Pope John XXII issues a papal bull to King Robert of Naples and to Charles, Duke of Calabria demanding the imprisonment of the Fraticelli in Naples and their leader, Fra Enrico da Ceva. The demand, and several subsequent admonitions, is ignored by Robert and Charles.[https://www.newadvent.org/cathen/06244b.htm "Fraticelli"], by Michael Bihl, in The Catholic Encyclopedia online, NewAdvent.org
• May 20 – Led by Michael of Cesena, the Michaelites, a French branch of the Spiritual Franciscans who have been accused of heresy within the Roman Catholic Church in a disagreement over the issue of a vow of poverty, assemble at Lyon in France and agree to make peace with the Church and to make no further disrespectful references to Pope John XXII.
• May 24 – In Germany, Henry II, Lord of Mecklenburg cedes the territories of Prignitz and the Uckermark to the Margraviate of Brandenburg in an unfavorable peace treaty signed at Daber (modern-day Dobra Nowogardzka in Poland)."Heinrich II., der Löwe, Fürst von Mecklenburg", by Ludwig Fromm, in Allgemeine Deutsche Biographie (Duncker & Humblot, 1880) pp. 541–542
• June 5 – At Stuttgart in Germany, Ulrich III becomes the new Count of Württemberg upon the death of his father, Eberhard I."Eberhard der Erlauchte", by Paul Friedrich von Stälin, in Allgemeine Deutsche Biographie, vol. 5 (Duncker & Humblot, 1877) pp.554–555
• June 14 – (2 Rajab 725 AH) Ibn Battuta, Moroccan scholar and explorer, sets off from his hometown of Tangier on a hajj, or pilgrimage, to Mecca.Dunn, Ross E. (2005). The Adventures of Ibn Battuta, p. 30. University of California Press. {{ISBN|978-0-520-24385-9}}. En route, he travels to Tlemcen, Béjaïa and Tunis, where he stays for two months. For safety, Ibn Battuta joins a caravan to reduce the risk of being robbed. Underway, he takes a bride in Sfax, but soon leaves her due to a dispute with her father. Traveling more than any other explorer before the modern era, he will travel an estimated {{convert|73000|mi}} over the next 30 years, more than twice as much as Zheng He in the 15th century and three times as far as Marco Polo in the 14th century.
• June 22 – Ismail, Sultan of Granada, begins the siege of Martos in the Spanish Kingdom of Castile, but loses control of his troops, who pillage the city after two weeks.

• July 8 – (26 Rajab 725 AH) Sultan Ismail I is murdered in his palace, the Alhambra, after a 9-year reign. The attackers are captured and beheaded. Ismail is succeeded by his 10-year-old son Muhammad IV, who becomes the new ruler of the Emirate of Granada. Vizier Muhammad ibn al-Mahruq, serving as wakil (or regent), quarrels for control of the young sultan's government.O'Callaghan, Joseph F. (2011). The Gibraltar Crusade: Castile and the Battle for the Strait, p. 149. University of Pennsylvania Press. {{ISBN|978-0-8122-0463-6}}.
• August 7 – Battle of Varey: The 16-year-old Guigues VIII, local ruler (dauphin) of Vienne, defeats the Savoyard forces at Saint-Jean-le-Vieux. During the battle, a Burgundian cavalry charge is repulsed and is forced back to the Savoyard camp. With the assistance of the Varey garrison, Guigues pillages the camp and takes John I, Count of Auxerre, prisoner.Nicolle, David (2012). Osprey: European Medieval Tactics (2): New Infantry, New Weapons 1260–1500, p. 23. {{ISBN|978-1849087391}}.
• August 11 – At Valladolid, Alfonso XI reaches the age of 14 and is proclaimed by the Cortes to have full power as the King of Castile.Juan Torres Fontes, "Evolución del Concejo de Murcia en la Edad Media", Murgetana (1987) pp. 21–22
• September 12 – Edward II is persuaded not to go to France by Hugh Despenser the Elder, his chief adviser. He decides to send his 12-year-old son, Prince Edward of Windsor, to go to Paris and to pay homage instead. Before the young Edward departs, he is bestowed with the title of Count of Ponthieu. Charles IV gives his consent for him to receive the English Aquitaine.Tuck, Anthony (1985). Crown and Nobility 1272–1461: Political Conflict in Late Medieval England, p. 88. London: Fontana. {{ISBN|0-00-686084-2}}.
• September 21 – Isabella of France conspires with the exiled Roger Mortimer to have Edward II deposed. To build up diplomatic and military support, Isabella has Edward of Windsor engaged to the 12-year-old Philippa of Hainault. She is the daughter of Count William the Good of Hainaut, who is married to Joan of Valois, granddaughter of the late King Philip III of France.Prestwich, Michael C. (1980). The Three Edwards: War and State in England 1272–1377, p. 216. London: Weidenfeld and Nicolson. {{ISBN|0-297-77730-0}}.Mortimer, Ian (2006). The Perfect King: The Life of Edward III, Father of the English Nation, p. 46. London: Jonathan Cape. {{ISBN|0-224-07301-X}}.
• September 24 – Edward, Prince of Wales pays homage to King Charles IV of France on behalf of his father, King Edward II of England.

• October 10 – King Edward II calls for representatives of the three estates (including the knights representative) to meet at Westminster for a session of the English Parliament, beginning on November 18 to discuss the matter of the failure of his wife, Queen Isabella, to return from France.William Stubbs, The Constitutional History of England, in Its Origin and Development (Clarendon Press, 1875) p.358
• October 18 – King Edward II sends a letter to Pope John XXII (who is in Avignon in France), expressing deep concern for Queen Isabella's failure to return home from Paris.Paul Doherty, Isabella and the Strange Death of Edward II (Little, Brown Book Group, 2013)
• November 15 – War of the Bucket: At the Battle of Zappolino in northern Italy, the 7,000-man Ghibelline forces backed by the Holy Roman Empire defeat the much stronger (32,000-men) Guelph army under sent by Pope John XXII near Bologna. After the battle, Ghibelline influence in the region is consolidated.Christopher Kleinhenz (2004). Medieval Italy: An Encyclopedia Routledge Encyclopedias of the Middle Ages, p. 507. Routledge. {{ISBN|1135948801}}.James D. Tracy (2002). Emperor Charles V, Impresario of War: Campaign Strategy, International Finance and Domestic Politics, p. 39. Cambridge University Press. {{ISBN|0521814316}}.
• November 21 – Yuri III Danilovich, Grand Duke of Moscow, is assassinated by Dmitry of Tver, Grand Duke of Vladimir, nicknamed "the Terrible Eyes". Yuri's younger brother, Iván I Danilovich Kalitá, the Grand Duke of Vladimir, inherits Yuri's throne and relocates the spiritual capital of the Russian people to Moscow by directing the Metropolitan Peter to move his episcopal see from Kiev. The decision of both Ivan and Peter to relocate gradually makes Moscow the political center of Russia.
• December 1 – King Edward II of England makes one final attempt to save his marriage to Queen Isabella, and sends her a letter ordering her to return from France to England immediately, writing that "Oftentimes have we informed you, both before an after the homage, of our great desire to have you with us, and of our grief of heart at your long absence," and adds that he is aware of her affair with Roger Mortimer and that "ceasing from all pretenses, delays and excuses, you come to us with all the haste you can."Agnes Strickland, Lives of the Queens of England: From the Norman Conquest (George Bell and Sons, 1882) pp.96-97 She declines to come back.
• December 16 – Charles, Count of Valois, uncle of King Charles IV of France and heir apparent to the throne, dies at the age of 55 at Nogent-le-Roi, leaving his son Philip as heir to the throne.

• May 12 – Rupert II, German nobleman and count palatine (d. 1398)
• September 29 – Francesco I da Carrara, Italian nobleman (d. 1393)
• date unknown
• Abraham Cresques, Majorcan Jewish cartographer (d. 1387)Gunn, Geoffrey C. (2018). Overcoming Ptolemy: The Revelation of an Asian World Region, p. 67. Rowman & Littlefield. {{ISBN|978-1-4985-9014-3}}.
• Antonio Pavoni, Italian priest and inquisitor-general (d. 1374)
• Barnim IV of Pomerania, Polish nobleman and ruler (d. 1365)
• Ch'oe Mu-sŏn, Korean scientist and military leader (d. 1395)
• Egidiola Gonzaga, Italian noblewoman and heiress (d. 1377)
• Eleanor of Sicily, Sicilian noblewoman and queen (d. 1375)Robert, Sebastian (2020). Die Königin im Zentrum der Macht. Reginale Herrschaft in der Krone Aragón am Beispiel Eleonores von Sizilien (1349–1375). Berlin: de Gruyter. {{ISBN|978-3-11-064081-6}}.
• Gerhard VI, German nobleman (House of Jülich) (d. 1360)Walther Möller. Stammtafeln westdeutscher Adelsgeschlechter im Mittelalter, p. 14. Volume 1. (Darmstadt, 1922, reprint Verlag Degener & Co, 1995).
• Gidō Shūshin, Japanese monk and spiritual teacher (d. 1388)
• Henry of Langenstein, German theologian and writer (d. 1397)
• Inês de Castro, Galician noblewoman and mistress (d. 1355)Douglas L. Wheeler; Walter C. Opello (2010). Historical dictionary of Portugal (3rd ed.), p. 78. Lanham, Md; Scarecrow Press. {{ISBN|978-08108-7075-8}}.
• Johanna I, Italian queen-regnant (House of Anjou) (d. 1382)Casteen, Elizabeth (2015). From She-Wolf to Martyr: The Reign and Disputed Reputation of Johanna I of Naples, p. 203. Cornell University Press. {{ISBN|978-0-8014-5386-1}}.
• Margaret the Barefooted, Italian woman and saint (d. 1395)
• Pandolfo II Malatesta, Italian nobleman and knight (d. 1373)
• Robert Hales, English Lord Treasurer and admiral (d. 1381)Gorski, Richard (2012). Roles of the Sea in Medieval England, p. 84. Boydell Press. {{ISBN|9781843837015}}.
• Stephen of Montfaucon, French nobleman and knight (d. 1397)
• Yongsan, Korean nobleman, prince and heir apparent (d. 1341)
• Zain al-Din al-'Iraqi, Persian scholar, jurist and writer (d. 1403)

• January 7 – Denis I, King of Portugal (b. 1261)
• January 20 – John Hastings, English nobleman and ruler (b. 1287)
• March 12 – Eric II, German nobleman (House of Estridsen) (b. 1290)
• March 17 – Gérard de Vuippens, Italian cleric, diplomat and bishop
• March 20 – William Ferrers, English nobleman and knight (b. 1272)
• April 3 – Nizamuddin Auliya, Indian scholar (b. 1238)Schimmel, Annemarie (1975). Mystical Dimensions of Islam, p. 348. University of North Carolina Press. {{ISBN|0-8078-1271-4}}.
• April 5 – Ralph de Monthermer, English nobleman and peerageHoward de Walden, Thomas (1904). Some Feudal Lords and their Seals, pp. 9–10. London: de Walden Library.
• June 5 – Eberhard the Illustrious, Count of Württemberg, German nobleman (b. 1265)
• June 23 – Chungseon of Goryeo (Wang Jang), Korean prince (b. 1275)Han Young Woo (2010). Ancient Goryeo Era: A Review of Korean History, p. 370. Volume 1. Kyongsaewon Publishing Company. {{ISBN|978-89-8341-091-7}}.
• July 6 – John Salmon, English cleric, Lord Chancellor and bishopFryde, E. B.; Greenway, D. E.; Porter, S.; I. (1996). Handbook of British Chronology, p. 86 (Third revised ed.). Cambridge University Press. {{ISBN|0-521-56350-X}}.
• July 8 – Ismail I, Nasrid ruler of the Emirate of Granada (b. 1279)O'Callaghan, Joseph F. (2013). A History of Medieval Spain, p. 456. Ithaca, New York: Cornell University Press. {{ISBN|978-0-8014-6872-8}}.
• September 1 – John Segrave, English nobleman and seneschalNicolas, N. Harris (1829). A Roll of Arms of the Reign of Edward the Second, p. 115. London (retrieved 6 June 2014).
• September 29 – Keizan Jōkin, Japanese Zen Master (b. 1268)Heine, Steven (2008). Zen Skin, Zen Marrow: Will the Real Zen Buddhism Please Stand Up?, p. 88. Oxford University Press. {{ISBN|978-0-19-532677-2}}.
• November 7 – Ichijō Uchitsune, Japanese court noble (b. 1291)
• November 21 – Yuri III Danilovich, Russian Grand Prince (b. 1281)
• December 16 – Charles of Valois, French nobleman (b. 1270)Lewis, P. S. (1965). "War, Propaganda and Historiography in Fifteenth-Century France and England", Transactions of the Royal Historical Society, p. 20. Cambridge University Press.Topping, Peter (1975). "The Morea, 1311–1364" In Setton, Kenneth M.; Hazard, Harry W. (eds.). A History of the Crusades, Volume III: The Fourteenth and Fifteenth Centuries, p. 109. {{ISBN|0-299-06670-3}}.
• December 28 – Al-Allama al-Hilli, Persian theologian (b. 1250)
• date unknown
• Alice de Toeni, English noblewoman and heiress (b. 1284)
• Amir Khusrau, Indian musician, poet and scholar (b. 1253)
• Baybars al-Mansuri, Mamluk historian and writer (b. 1245)
• Ghiyath al-Din Tughluq, Indian ruler of the Delhi Sultanate
• Hugh de Audley, English nobleman and knight (b. 1276)
• Princess Joguk (Borjigin Jintong), Korean princess of Goryeo (b. 1308)
• Nasir al-Din Shahriyar, Baduspanid nobleman and rulerMadelung, Wilferd (1988). "Baduspanids". Encyclopædia Iranica, online edition. Volume III, Fasc. 4, pp. 385–391. New York.
• Nikodim I, Serbian monk-scribe, bishop and archbishopFine, John van Antwerp Jr. (1994). The Late Medieval Balkans: A Critical Survey from the Late Twelfth Century to the Ottoman Conquest, p. 262. University of Michigan Press. {{ISBN|978-0-472-08260-5}}.
• Pierre Le Tessier, French monk, abbot and cardinal-priest
• Regnaud de La Porte, French cardinal-priest and bishopRichard Barber (2002). The Companion Guide to Gascony and the Dordogne, p. 148.
• Richard Willoughby, English landowner, lawyer and judgeS. J. Payling (2004). "Willoughby, Sir Richard (c. 1290–1362)". Oxford Dictionary of National Biography online edition, accessed 20 November 2021.
• Robert de Umfavile, English nobleman and knight (b. 1277)
• Stefan Vladislav II, Serbian nobleman and claimant (b. 1280)
• Thomas de Dundee, Scottish chaplain, prelate and bishopDowden, John (1912). The Bishops of Scotland, p. 214. ed. J. Maitland Thomson.
• Vitslav III, Danish nobleman and prince (House of Wizlaw)
• William de Meones, English cleric, judge and Chief Baron

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