List of state leaders in 1400

This is a list of heads of state, heads of governments, and other rulers in the year 1400.

Africa

• Ethiopian Empire – Dawit I (1382–1413)
• Sultanate of Fumban, Nchare Yen (1394–1418)
• Sultanate of Ifat - Sa'ad ad-Din II

Asia

• China (Ming dynasty) - Jianwen Emperor (1398–1402)
• Delhi Sultanate – Nasir-ud-Din Mahmud Shah Tughluq (1394–1414)
• Japan (Muromachi period)
  • Tennō - Emperor Go-Komatsu (1392–1412)
  • Ashikaga shogunate - Ashikaga Yoshimochi (1394–1423)
• Korea (Joseon dynasty) -
  1. Jeongjong (1398–1400)
  2. Taejong (1400–1418)
• Ryukyu Islands
  • Kingdom of Chūzan - Bunei (1395–1407)
  • Kingdom of Hokuzan – Min (1396–1400)
  • Kingdom of Nanzan – Oueishi (1388–1402)
• Siam
  • Ayutthaya Kingdom – Ramrachathirat (1395–1408)
  • Sukhothai Kingdom – Maha Thammaracha III (1400–1419)

Europe

• Principality of Achaea – Peter of Saint Superan (1396–1402)
• Kingdom of Aragon – Martin I (1396–1416)
• Byzantine Empire – Manuel II Palaiologos (1391–1425)
• Kingdom of Castile – Henry III (1390–1406)
• Kingdom of Denmark – Eric VII, King of Denmark (1397–1439)
• Kingdom of England – Henry IV (1399–1413)
• Kingdom of France – Charles VI (1380–1422)
• Holy Roman Empire –
  1. (House of Luxembourg) - Wenceslaus, King of the Romans (1378–1400)
  2. (House of Wittelsbach) - Ruprecht, King of the Romans (1400–1410)
  • Duchy of Bavaria-Straubing (House of Wittelsbach) - Albert and count of Holland and County of Hainaut (1347–1404)
  • Margraviate of Meissen (Wettin) - William der Einäugige (1349–1407), Wilhelm der Reiche (1381–1425), Georg (1381–1402) and Friedrich der Streitbare (1381–1428)
  • Duchy of Milan – Gian Galeazzo Visconti (1395–1402)
  • Landgraviate of Thuringia (Wettin) - Balthasar (1349–1406)
• Grand Duchy of Lithuania – Vytautas the Great (1392–1430)
• Principality of Moldavia –
  1. Iuga (1399–1400)
  2. Alexander I (1400–1432)
• Grand Duchy of Moscow – Vasily I (1389–1425)
• Kingdom of Naples – Ladislaus (1399–1414)
• Kingdom of Navarre – Charles III (1387–1425)
• Kingdom of Norway - Eric III (1389–1442)
• Papal States - Pope Boniface IX (1389-1404)
• Kingdom of Poland – Władysław II Jagiełło (1386–1434)
• Kingdom of Portugal and the Algarves – John I (1385–1433)
• Kingdom of Scotland – Robert III (1390–1406)
• Kingdom of Sweden – Eric XIII, King of Sweden (1396–1439)
• Republic of Venice
  1. Antonio Venier, Doge of Venice (1382–1413)
  2. Michele Steno, Doge of Venice (1400–1413)
• Volga Bulgaria – Altynbek

Middle East and North Africa

• Aq Qoyunlu (White Sheep Turkomans) – Qara Osman (1378–1435)
• Central Asia (Timurid dynasty) - Timur (1370–1405)
• Kingdom of Cyprus – Janus (1398–1432)
• Mamluk Sultanate of Egypt – Nasir-ad-Din Faraj (1399–1405, 1405–1409)
• Golden Horde – Tokhtamysh (1382–1406)
• Ottoman Empire – Bayezid I, the Thunderbolt (1389–1402)