List of state leaders in 1280

1279 state leaders - Events of 1280 - 1281 state leaders - State leaders by year

Africa

• Empire of Ethiopia - Yekuno Amlak (1270–1285)

Asia

• China (Yuan Dynasty) - Kublai Khan, Emperor of China (1260–1294, ruler of all China from 1279)
• Delhi Sultanate - Ghiyas ud din Balban, Sultan of Delhi (1266-1287)
• Korea (Goryeo Kingdom) - Chungnyeol (1274–1308)
• Japan (Kamakura period)
  • Monarch - Emperor Go-Uda (1274–1287)
  • Shogun (Kamakura) - Prince Koreyasu (1266–1289)
  • Shikken - Hōjō Tokimune (1268–1284)
• Khmer Empire - Jayavarman VIII (1243–1295)
• Kingdom of Pagan - Narathihapate (1254–1287)
• Sukhothai Kingdom - Ram Khamhaeng the Great (1277–1317)

Europe

• Kingdom of Aragon - Peter III (1276–1285)
• Kingdom of Bohemia - Wenceslaus II (1278–1305)
• Bulgaria (Second Bulgarian Empire) -
  1. Ivailo, Tsar of Bulgaria (1277–1280)
  2. Ivan Asen III, Tsar of Bulgaria (1279–1280)
  3. George I, Tsar of Bulgaria (1280–1292)
• Byzantine Empire (Palaeologian dynasty) - Michael VIII (1259–1282)
• Crown of Castile - Alfonso X (1252–1284)
• Kingdom of Denmark - Eric V (1259–1286)
• Kingdom of England - Edward I (1272–1307)
• Kingdom of France - Philip III (1270–1285)
• Kingdom of Gwynedd - Llywelyn the Last, Prince of Gwynedd (1246–1282)
• Holy Roman Empire (House of Habsburg) - Rudolph I, King of the Romans (1273–1291)
  • County of Holland - Floris V (1256–1296)
• Grand Duchy of Lithuania - Traidenis (1269–1282)
• Kingdom of Navarre - Joan I (1274–1305)
• Kingdom of Norway -
  1. Magnus VI (1263–1280)
  2. Eric II (1280–1299)
• Duchy of Poland - Leszek II (the Black), High Duke of Poland (1279–1288)
• Kingdom of Portugal - Denis (1279–1325)
• Kingdom of Scotland - Alexander III (1249–1286)
• Kingdom of Serbia - Stephen Dragutin (1276–1282)
• Kingdom of Sweden - Magnus I (1275–1290)
• Principality of Wallachia - Bărbat (c. 1277-c. 1290)

Middle East and North Africa

• Armenian Kingdom of Cilicia - Leo III (1270–1289)
• Kingdom of Cyprus - Hugh III (1267–1284)
• Mamluk Sultanate of Egypt -
  1. Al-Said Barakah (1277–1280)
  2. Solamish (1280)
  3. Al Mansur Qalawun (1280–1290)
• Ilkhanate - Abaqa Khan (1265–1281)
• County of Tripoli - Bohemond VII (1275–1287)