List of state leaders in 1648

This is a list of heads of state, heads of governments, and other rulers in the year 1648.

Africa

• Kingdom of Dahomey – Houegbadja (1645–1685)
• Ethiopian Empire – Fasilides (1632–1667)
• Emirate of Harar – `Ali ibn Da`ud (1647–1671)

Asia

• Ayutthaya Kingdom (Siam) – Prasat Thong (1629–1656)
• China
  • Qing dynasty – Shunzhi Emperor (1644–1661)
  • Southern Ming –
    • Prince of Lu (1645–1653)
    • Prince of Gui (1646–1662)
• Kingdom of Coorg - Muddu Raja I (1633-1687)
• Empire of Japan –
  • Monarch – Go-Kōmyō (1643–1654)
  • Tokugawa shogunate – Tokugawa Iemitsu (1623–1651)
  • Ryukyu Kingdom – Shō Shitsu (1648–1668)
• Joseon (Korea) – Injo (1623–1649)

Europe

• Kingdom of Denmark–Norway –
  1. Christian IV (1588–1648)
  2. Frederick III (1648–1670)
  • Duchy of Schleswig –
    1. Christian IV (1588–1648) and Frederick III (1616–1659) in condominial rule
    2. Frederick III (Denmark) (1648–1670) and Frederick III (Gottorp) (1616–1659) in condominial rule
•  Dutch Republic
  • Estates of Friesland, Groningen, Guelders, Holland, Overijssel, Utrecht, Zeeland (1581–1795)
  • Stadtholder - William II, Prince of Orange, Stadtholder of Guelders, Holland, Overijssel, Utrecht, Zeeland (1647–1650)
    • Holland – Grand Pensionary Jacob Cats (1629–1631, 1636–1651)
•  England - Charles I (1625–1649)
•  France - Louis XIV (1643–1715)
  • Principality of Catalonia - Louis II (1643–1652)
•  Holy Roman Empire - Ferdinand III
  • Duchy of Bremen – Christina, Queen of Sweden (House of Vasa) (1648–1654)
  • Principality of Brunswick and Lunenburg, Wolfenbüttel line – Augustus, Duke of Brunswick-Wolfenbüttel (1635–1666)
  • Holstein, Duchy –
    1. Christian IV (1588–1648) and Frederick III (1616–1659) in condominial rule
    2. Frederick III (Denmark) (1648–1670) and Frederick III (Gottorp) (1616–1659) in condominial rule
  • Principality of Verden – Christina, Queen of Sweden (House of Vasa) (1648–1654)
•  Ottoman Empire
  1. İbrahim, Ottoman Sultan (1640–1648)
  2. Mehmed IV, the Hunter, Ottoman Sultan (1648–1687)
• Polish–Lithuanian Commonwealth – Jan II Kazimierz Vasa (1648–1668)
• Kingdom of Portugal and the Algarves – John IV (1640–1656)
• Tsardom of Russia – Alexis I
• Duchy of Savoy – Charles Emmanuel II (1638–1675)
• Monarchy of Spain – Philip IV
• Kingdom of Sweden – Christina