List of state leaders in 800

This is a list of heads of state, government leaders, and other rulers in the year 800.

Africa

• Barghawata – Ilyâs ibn Sâlih (792–842)
• Idrisid dynasty – Idris II (791–828)
• Kingdom of Makuria – ?
• Kingdom of Nekor – Sa'id I ibn Idris (760–803)

America

• Copán – Yax Pasaj Chan Yopaat (763–aft.810)

Asia

• Abbasid Caliphate (Baghdad) – Harun al-Rashid (786–809)
  • Ifriqiya – Ibrahim I ibn al-Aghlab ibn Salim, Emir of Ifriqiya (800–812)
• China (Tang dynasty) – Emperor Dezong (780–805)
• Pratihara Empire – Vatsraja (775–805)
• Japan (Heian period) – Emperor Kanmu (781–806)
• Korea (North South States Period)
  • Balhae – Gang (794–809)
  • Unified Silla –
    1. Soseong (798–800)
    2. Aejang (800–809)
• Malwa – Upendra (Paramara dynasty) (c.800–c.818)
• Pallava Kingdom – Dantivarman (775–825)
• Rashtrakuta – Govinda III (793–814)
• Tibetan Empire – Sadnalegs (800–815)

Europe

• Kingdom of Asturias – Alfonso II (791–842)
• Principality of Benevento – Grimoald III (787–806)
• First Bulgarian Empire – Kardam, Khan of Bulgaria (777–803)
• Byzantine Empire – Irene (797–802)
• Emirate of Córdoba – al-Hakam I (796–822)
• England (Heptarchy) –
  • Kingdom of Essex – Sigered (798–812)
  • Kingdom of Kent – Cuthred of Kent (798–807)
  • Kingdom of Mercia – Coenwulf (796–821) and East Anglia (c. 799–821)
  • Kingdom of Northumbria – Eardwulf (796–806)
  • Kingdom of Wessex – Beorhtric (786–802)
• Frankish Empire – Charlemagne (768–814) and Holy Roman Emperor (800–814)
  • County of Toulouse – William of Gellone (790–811)
  • Marca Hispanica
    • County of Ausona – Borrell (799–820)
    • County of Cerdanya – Borrell (798–820)
    • County of Urgell – Borrell (798–820)
  • Kingdom of Italy - Pepin, King of Italy (781–810)
  • Papal States – Pope Leo III (795–816)
• Ireland – Áed Oirdnide, High King of Ireland (797–819)
  • Kingdom of Ailech – Áed Oirdnide (788–819)
  • Kingdom of Connacht – Muirgius mac Tommaltach (796–815)
  • Uí Maine – Cathal mac Murchadh (794–816)
  • Kingdom of Leinster – Fínsnechta Cethardec (795–808)
  • Kingdom of Mide – Muiredach mac Domnaill Midi (799–802)
  • Kingdom of Ulaid – Eochaid mac Fiachnai (790–810)
• Principality of Iberia – Ashot I Kurapalate (786–809)
• Principality of Kakheti – Grigol (786–827)
• Pannonian Croatia – Vojnomir (791–c. 810)
• Saxons – Widukind (743–807)
• Scotland –
  • Kingdom of the Picts – Caustantin (787–820)
• Republic of Venice – Giovanni Galbaio, Doge of Venice (787–804)
• Volga Bulgaria – Tuqyi (765–815)
• Wales –
  • Kingdom of Gwynedd – Cynan Dindaethwy ap Rhodri (c. 798–816)
  • Kingdom of Powys – Cadell ap Elisedd (773–808)