List of state leaders in 661

660 state leaders - Events of 661 - 662 state leaders - State leaders by year

Africa

America

Asia

• China (Tang Dynasty) - Gaozong, Emperor of China (650–683)
• Japan (Asuka Period) -
  1. Saimei, Empress of Japan (655–661)
  2. Tenji, Emperor of Japan (661–672)
• Khmer Empire - Jayavarman I (657-681)
• Korea (Three Kingdoms) -
  • Goguryeo - Bojang, King of Goguryeo (642–668)
  • Silla -
    1. Muyeol, King of Silla (654–661)
    2. Munmu, King of Silla (661–681)

Europe

• Byzantine Empire - Constans II (641–668)
• England (Heptarchy) - Oswiu of Northumbria, Bretwalda
  • Kingdom of East Anglia - Aethelwold (655–664)
  • Kingdom of Essex - Swithelm of Essex (660–664)
  • Kingdom of Kent - Eorcenberht (640–664)
  • Mercia - Wulfhere of Mercia, King of Mercia (658–675)
  • Northumbria -
    • Bernicia - Oswiu, King of Bernicia (642–670)
    • Deira - Alchfrith, King of Deira (655–664)
  • Kingdom of Sussex -
  • Wessex - Cenwalh, King of Wessex (643–674)
• Frankish Empire - Clotaire III, King of the Franks (661–662)
  • Austrasia -
    • Childebert the Adopted, King of Austrasia (656–661)
    • Clotaire III, King of Austrasia (661–662)
  • Neustria and Burgundy - Chlothar III, King of Neustria (655–673)
• Great Bulgaria - Khan Kubrat, (632–665)
• Lombard Kingdom -
  • Aripert I (653–661)
  • Godepert (661–662)
  • Perctarit (661–662)
• Scotland
  • Dál Riata - Domangart mac Domnaill, King of Dál Riata (660–673)
  • Kingdom of Strathclyde - Elfin of Alt Clut, King of Alt Clut (658–693)
• Visigothic Kingdom - Recceswinth (649–672)
• Wales -
  • Kingdom of Gwynedd - Cadwaladr (655–682)
  • Kingdom of Powys