List of state leaders in 1418

This is a list of heads of state, heads of governments, and other rulers in the year 1418.

Africa

• Ethiopian Empire – Yeshaq I (1414–1429)

The Americas

• Inca Empire – Viracocha (1410–1437)

Asia

• China (Ming dynasty) - Yongle Emperor (1402–1424)
• Kingdom of Chūzan - Shō Shishō (1407–1421)
• Japan (Muromachi period)
  • Monarch – Emperor Shōkō (1412–1428)
  • Ashikaga shogunate - Ashikaga Yoshimochi (1394–1423)
• Joseon (Korea) –
  1. Taejong (1400–1418)
  2. Sejong the Great (1418–1450)
• Kingdom of Nanzan – Taromai (1415–1429)
• Siam
  • Ayutthaya Kingdom – Intharacha (1408–1424)
  • Sukhothai Kingdom – Maha Thammaracha III (1400–1419)

Europe

• Kingdom of Aragon – Alfonso V the Magnificent (1416–1458)
• Kingdom of Bosnia – Stjepan Ostojić (1418–1420)
• Byzantine Empire – Manuel II Palaiologos (1391–1425)
• Kingdom of Castile – John II (1406–1454)
• Kingdom of England – Henry V (1413–1422)
• Kingdom of France – Charles VI (1380–1422)
• Grand Duchy of Moscow – Vasily I of Moscow, Grand Prince of Moscow (1389–1425)
• Germany (House of Luxembourg) - Sigismund, King of the Romans (1410–1437)
  • Bavaria-Straubing (civil war) (House of Wittelsbach) -
    • Jacqueline, duchess of Bavaria-Straubing and Countess of Holland and County of Hainaut (1417–1432) in Hainaut and most of Holland and Zeeland
    • John, Duke of Bavaria-Straubing and Count of Holland and County of Hainaut (1417–1425) in Dordrecht and surroundings
  • Margraviate of Meissen (Wettin) - Wilhelm der Reiche (1381–1425) and Friedrich der Streitbare (1381–1428)
  • Landgraviate of Thuringia (Wettin) - Friedrich IV der Friedfertige (1406–1440)
• Kingdom of Naples – rival claimants:
  • Joanna II (1414–1435)
  • Louis III (1417–1426)
• Kingdom of Poland – Władysław II Jagiełło (1386–1434)
• Kingdom of Portugal and the Algarves –
  • Monarch – John I (1385–1433)
  • Co-regent – Infante Edward (1412–1433)
• Kingdom of Scotland - James I (1406–1437)
• Republic of Venice – Tommaso Mocenigo, Doge (Duke) of Venice (1413–1423)

Middle East and North Africa

• Aq Qoyunlu (White Sheep Turkomans) – Qara Osman (1403–1435)
• Kingdom of Cyprus – Janus (1398–1432)
• Mamluk Sultanate of Egypt – Al-Mu'ayyad Shaykh al-Mahmudi (1412–1421)
• Empire of Trebizond – Alexios IV (1416–1429)