1640s BC

The 1640s BC was a decade lasting from January 1, 1649 BC to December 31, 1640 BC.

Significant people

 * Bazaya, King of Assyria, (r. 1650 – 1622)
 * Ammi-Ditana, King of Babylonia, (r. 1684 – 1647) (Middle chronology)
 * Ammi-Saduqa, King of Babylonia, (r. 1647 – 1626) (Middle chronology)
 * Tang, Shang dynasty king of China, (r. 1675 – 1646)
 * Tài Dīng, Shang dynasty king of China, (r. 1646 – 1644)
 * Bu Bing, Shang dynasty king of China, (r. 1644 – 1612)
 * Salitis, Fifteenth Dynasty pharaoh of Egypt, (r. undefined – undefined) c. 1648–1628 BC
 * Djehuti, Sixteenth Dynasty pharaoh of Egypt, (r. undefined – undefined) c. 1650–1647 BC
 * Sobekhotep VIII, Sixteenth Dynasty pharaoh of Egypt, (r. undefined – undefined) c. 1647–1631 BC
 * Kuk-Nashur II, King of Elam, (r. undefined – undefined) c.  1650–1635 BC
 * Hattusili I, King of the Hittites, (r. undefined – undefined) c. 1650–1620 BC (middle chronology)
 * Kashtiliash II, King of the Kassites, (r. 1650 – 1640)
 * Urzigurumash, King of the Kassites, (r. 1640 – 1630)
 * Ishkibal, King of the Sealand, (r. 1657 – 1642)
 * Shushshi, King of the Sealand, (r. 1642 – 1618)