List of state leaders in 784

783 state leaders – Events of 784 – 785 state leaders – State leaders by year

Africa

• Makuria - ?
• Nekor - Sa'id I ibn Idris King of Nekor (760–803)

America

• Calakmul - B'olon K'awil, (c.771-c.789)
• Copán - Yax-Pasaj Chan Yoaat, (763-aft.810)
• Tikal - Yax Nuun Ayiin II, (768–790)

Asia

• China (Tang Dynasty) - Dezong, Emperor of Tang China (780–805)
• Gurjara - Vatsaraja, Pratihara King of Gurjara (775–805)
• Japan (Nara Period) - Kammu, Emperor of Japan (781–806)
• Korea (North South States Period)
  • Balhae - Mun, King of Balhae (737–793)
  • Silla - Seondeok, King of Silla (780–785)
• Pallava - Thandi Varman, King of Pallava (775–825)
• Rashtrakuta - Krishna I, (768–783)
• Tibet - Emperor of Tibet
  • Khri-srong lDe-btsan, (730–785)
  • Mu-ne btsan-po, (762–786)
  • Mu-tig btsan-po, (764–817)

Europe

• Bulgaria - Kardam, Khan of Bulgaria (777–803)
• Byzantine Empire - Constantine VI, Roman Emperor (780–797)
• England (Heptarchy) -
  • Kingdom of East Anglia - Æthelberht II (779–794)
  • Kingdom of Essex - Sigeric (758–798)
  • Kingdom of Kent -
    1. Egbert II (764-c.784)
    2. Ealhmund (c.784-c.785)
  • Mercia - Offa, King of Mercia (757–796)
  • Northumbria - Aelfwald I, King of Northumbria (779–788)
  • Kingdom of Sussex - Ealdwulf (c.772-c.791)
  • Wessex - Cynewulf, King of Wessex (757–786)
• Frankish Empire - Charlemagne, King of the Franks (768–814)
• Georgia -
• Ireland - Donnchad Midi, High King of Ireland (778–797)
  • Ailech - Mael Duin mac Aedo, King of Ailech (770–788)
  • Connacht - Tipraite mac Taidg, King of Connacht (782–786)
  • Uí Maine -
    1. Duncadho mac Duib Da Tuadh, King of Uí Maine (782–784)
    2. Amhalgaidh, King of Uí Maine (784–786)
  • Leinster - Ruaidrí mac Fáeláin, King of Leinster (776–785)
  • Kingdom of Mide - Donnchad Midi mac Domnaill (766–797)
  • Ulaid - Fiachnae mac Áedo Róin, (749–785)
• Italy - Pippin, King of Italy (781–810)
  • Principality of Benevento - Arechis II of Benevento (774–787)
  • Papal States - Pope Adrian I (772–795)
  • Venice - Maurizio Galbaio, Doge of Venice (764–787)
• Saxons - Widukind, King of the Saxons (743–807)
• Serbs - Unknown
• Scotland
  • Dál Riata - Donncoirce, King of Dalriada (781–792)
  • Kingdom of Strathclyde - Riderch II (c.780-c.798)
  • Picts - Drest VIII, King of the Picts (782–787)
• Spain -
  • Kingdom of Asturias - Mauregato (783–788)
  • Caliphate of Córdoba - Abd-ar-rahman I (756–788)
• Wales -
  • Kingdom of Gwynedd - Caradog ap Meirion (c.754-c.798)
  • Kingdom of Powys - Cadell ap Elisedd (773–808)

Middle East

• Armenia - Tadjat Antzevari, Prince of Armenia (781–785)
• Caliphate - al-Mahdi, Caliph in Baghdad (775–785)