List of state leaders in 1670

See also:

Africa

China (Qing Dynasty) - Kangxi, Emperor of China (1662–1722)
Japan -
- Monarch - Reigen, Emperor of Japan (1663–1687)
- Shogun (Tokugawa) - Tokugawa Ietsuna, Shogun of Japan (1651–1680)
- Ryūkyū Kingdom -
  - Monarch - Shō Tei, King of Ryūkyū (1669–1709)
  - Regent - Shō Shōken, Sessei (1666–1673)
Korea (Joseon Dynasty) - Hyeonjong, King of Joseon (1659–1674)
Taiwan (Dongning) - Zheng Jing, Ruler of Dongning (1662–1681)

Denmark–Norway -
1. Frederick III, King of Denmark (1648–1670)
2. Christian V, King of Denmark (1670–1699)
England - Charles II, King of England (1660–1685)
France - Louis XIV, King of France (1643–1715)
Holy Roman Empire - Leopold I, Holy Roman Emperor (1658–1705)
Ottoman ( Turkish ) Empire - Mehmet IV, the Hunter, Ottoman Sultan (1648–1687)
- Grand Vizier - Ahmed Köprülü, Ottoman Grand Vizier (1661–1676)
Polish-Lithuanian Commonwealth - Michał Korybut Wiśniowiecki, King of Poland (1669–1673)
Portugal - Pedro II, King of Portugal (1667–1706)
Russia - Aleksey I, Tsar of Russia (1645–1676)
Savoy - Charles Emmanuel II, Duke of Savoy (1638–1675)
Scotland - Charles II, King of Scotland (1660–1685)
Spain - Charles II, King of Spain (1665–1700)
Tuscany -
1. Ferdinando II de' Medici, Grand Duke of Tuscany (1621–1670)
2. Cosimo III de' Medici, Grand Duke of Tuscany (1670–1723)
United Provinces
- Estates of Friesland, Groningen, Guelders, Holland, Overijssel, Utrecht, Zeeland (1581–1795)
- Grand Pensionary of Holland - Johan de Witt (1653–1672)