1630 state leaders - Events of 1631 - 1632 state leaders - State leaders by year

Africa

• Dahomey - Dakodonou, King of Dahomey (1620-1645)
• Ethiopia - Susenyos, Emperor of Ethiopia (1606-1632)

Asia

• China (Ming Dynasty) - Chongzhen, Emperor of China (1627-1644)
• Japan -
  • Monarch - Meishō, Emperor of Japan (1629-1643)
  • Shogun (Tokugawa) - Tokugawa Iemitsu, Shogun of Japan (1623-1651)
  • Ryūkyū Kingdom - Shō Hō, King of Ryūkyū (1621-1640)
• Korea (Joseon Dynasty) - Injo, King of Joseon (1623-1649)
• Later Jin (Manchu Empire) - Hong Taiji, Emperor of Later Jin (1626-1643)

Europe

• England - Charles I, King of England (1625-1649)
• France - Louis XIII, King of France (1610-1643)
• Holy Roman Empire - Ferdinand II, Holy Roman Emperor (1620-1637)
• Russia - Michael I, Tsar of Russia (1613-1645)
• Spain - Philip IV, King of Spain (1621-1665)
• United Provinces
  • Estates of Friesland, Groningen, Guelders, Holland, Overijssel, Utrecht, Zeeland (1581-1795)
  • Stadtholder - Frederick Henry, Prince of Orange, Stadtholder of Gelre, Holland, Utrecht and Zeeland(1625 - 1647)
    • Holland - Grand Pensionary -
      1. Jacob Cats (1629-1631, 1636-1651)
      2. Adriaan Pauw (1631-1636, 1651-1653)