List of state leaders in 1434
1433 state leaders - Events of 1434 - 1435 state leaders - State leaders by year
Africa
- Empire of Ethiopia -
- Amda Iyasus (1433–1434)
- Zara Yaqob (1434–1468)
The Americas
- Inca Empire - Viracocha (1410–1437)
Asia
- China (Ming Dynasty) - Xuande Emperor (1425–1435)
- Gajapati Kingdom - Kapilendra Deva (1434–1467)
- Japan (Muromach period)
- Monarch - Emperor Go-Hanazono (1428–1464)
- Shogun (Ashikaga) - Ashikaga Yoshinori (1429–1441)
- Korea (Joseon Dynasty) - Sejong (1418–1450)
- Ryūkyū Kingdom - Shō Hashi (1429–1439)
Europe
- State of Arianiti - Gjergj Arianit Komneni, Prince of Arianiti (1432–1444)
- Kingdom of Aragon - Alfonso V (1416–1458)
- Duchy of Burgundy - Philip III, the Good (1419–1467)
- Byzantine Empire - John VIII Palaeologus (1425–1448)
- Crown of Castile - John II (1406–1454)
- Kingdom of England (House of Lancaster) - Henry VI (1422–1461 and 1470–1471)
- Kingdom of France (Valois Dynasty) - Charles VII (1422–1461)
- Holy Roman Empire - Sigismund (1433–1437)
- Kingdom of Naples -Joan II (1414–1435)
- Kingdom of Navarre - Blanche I (1425–1441)
- Ottoman (Turkish) Empire - Murat II, Ottoman Sultan (1421–1451)
- Poland - Władysław III of Varna (1434–1444)
- Kingdom of Portugal - Edward (1433–1438)
- Grand Duchy of Moscow - Vasily II (1425–1462)
- Kingdom of Scotland - James I (1406–1437)
- Republic of Venice - Francesco Foscari, Doge of Venice (1423–1457)
Middle East and North Africa
- Aq Qoyunlu (White Sheep Turkomans) - Kara Osman (1403–1435)
- Kingdom of Cyprus - John II (1432–1458)
- Mamluk Sultanate of Egypt - Barsbay (1422–1437)
- Empire of Trebizond - John IV (1429–1459)