List of state leaders in 1343

This is a list of heads of state, heads of governments, and other rulers in the year 1343.

Africa

• Ethiopian Empire – Amda Seyon I (1314–1344)
• Kanem Empire – (Sayfawa dynasty) - Idris I (1329–1353)
• Morocco (Marinid dynasty) - Abu al-Hasan Ali ibn Othman (1331–1351)
• Zeng Empire – Daud IV, King of Kilwa (1334–1357)

Americas

• Aztec Empire – Tenoch, Great Speaker (1325–1376)

Asia

• Kingdom of Champa – Tra Hoa (Bo-dê) (1342–1360)
• China (Yuan dynasty) - Emperor Huizong (1333–1370)
• Kingdom of Chūzan - Seii (1337–1355)
• Kingdom of Dambadeniya – Bhuvanaikabâhu IV(1341–1353)
• Delhi Sultanate – (Tughlaq dynasty) - Muhammad bin Tughluq (1325–1351)
• Dhundhar – (Kachwaha clan) - Raja Junasi Dev (1328–1366)
• Gondwana - Sabala Simha, Ruler of Gondwana (1325–1354)
• Kingdom of Hokuzan – Haniji (1322–1395)
• Japan (Nanboku-chō period)
  • Monarch (Northern Pretender) - Emperor Kōmyō (1336–1348)
  • Monarch (Southern Court) - Emperor Go-Murakami (1339–1368)
  • Ashikaga shogunate - Ashikaga Takauji (1338–1358)
• Kamata Kingdom – (Khen dynasty) - Durlabh Narayan (1330–1350)
• Kedah Sultanate – Ibrahim Shah (1320–1373)
• Korea (Goryeo Kingdom) – Chunghye (1339–1344)
• Madurai Sultanate – Ghiyas-ud-Din Muhammad Damghani (1340–1344)
• Kingdom of Nanzan – Ofusato (1337–1396)
• Sukhothai Kingdom (Siam) – Ngua Nam Thum (1323–1347)
• Đại Việt (Trần dynasty) - Trần Dụ Tông (1341–1369)
• Vijayanagara Empire (Sangama dynasty) - Harihara I (1336–1354)

Europe

• Principality of Achaea – Robert (1332–1364)
• Giudicato of Arborea – Peter III, Giudice of Arborea (1336–1347)
• Bulgarian Empire – Ivan Alexander, Tsar of Bulgaria (1331–1371)
• Byzantine Empire – John V Palaiologos (1341–1391)
• Crown of Castile – Alfonso XI (1312–1350)
• Kingdom of Denmark – Valdemar IV (1340–1375)
• Kingdom of England – Edward III (1327–1377)
• Kingdom of France – Philip VI (1328–1350)
• Kingdom of Galicia–Volhynia – Liubartas (1340–1349)
• Republic of Genoa – Simone Boccanegra, Doge of Genoa (1339–1344; 1356–1364)
• Sultanate of Granada – (Nasrid dynasty) - Yusuf I (1333–1354)
• Hebrides – John of Islay, Lord of the Isles (1330–1387)
• Holy Roman Empire (House of Wittelsbach) - Louis IV (1314–1347)
  • County of Hainaut and County of Holland (House of Avesnes) - William II, Count of Hainaut / William IV, Count of Holland (1337–1345)
  • Electorate of Saxony – Rudolf I, Duke of Saxe-Wittenberg (1298–1356)
• Kingdom of Hungary – (House of Capet–Anjou) - Louis I the Great (1342–1382)
• Latin Empire of Constantinople – Catherine II (1308–1346)
  • Aegina – Boniface II, Count of Aegina (1338–1374)
  • Anaphe – Domenic, Lord of Anaphe (1338–1358)
• Grand Duchy of Lithuania – Jaunutis (1341–1345)
• Grand Duchy of Moscow – Simeon Proud, Prince of Moscow (1340–1353)
• Livonia –
• Kingdom of Naples – Joanna I (1343–1382)
• Kingdom of Norway
  • Monarch -
    1. Magnus VII (1319–1355 (as de facto 1343–1355))
    2. Haakon VI (1343–1380)
  • de facto - Magnus VII, regent (1319–1355 (as de facto 1343–1355))
• Novgorod –
  • President of the Council of Novgorod - Vasili Kalika (1330–1352)
• Kingdom of Portugal and the Algarves – Afonso IV (1325–1357)
• Kingdom of Serbia – Stefan Uroš IV Dušan (1331–1355)
• Kingdom of Scotland – David II (1329–1371)
• Kingdom of Sweden – Magnus II (1319–1363)
• Republic of Venice – Andrea Dandolo, Doge of Venice (1343–1354)

Middle East and North Africa

• Jandarids (Celebi dynasty) - Altynbash, Bey of Sinop (1300–1355)
• Kingdom of Cyprus – Hugh IV (1324–1359)
• Armenian Kingdom of Cilicia – (House of Lusignan) - Constantine II (1342–1344)
• Mamluk Sultanate of Egypt – Imad-ad-Din Ismail (1342–1344)
• Ottoman Empire – Orhan I, Ottoman Bey (1326–1359)