List of state leaders in 808

Africa

*Berghouata - Ilyâs ibn Sâlih (792-842)
*Idrisids - Idris II (791-828)
*Makuria - ?
*Nekor - Salih II ibn Sa'id, King of Nekor (803-864)

America

*Copán - Yax-Pasaj Chan Yoaat, (763-aft.810)

Asia

*Bohai/Balhae -
*#Da Songlin/Dae Seung-rin, King of Bohai/Balhae (794-808)
*#Da Yuanyu/Dae Won-yu, King of Bohai/Balhae (808-812)
*China (Tang Dynasty) - Xianzong, Emperor of Tang China (806-820)
*Gurjara - Nagabhata II, Pratihara King of Gurjara (805-833)
*Japan (Heian Period) - Heizei, Emperor of Japan (806-809)
*Khmer empire - Jayavarman II, King of Khmer (802-850)
*Malwa - Upendra, Paramara King of Malwa (c.800-c.818)
*Pallava - Thandi Varman, King of Pallava (775-825)
*Rashtrakuta - Govinda III, (793-814)
*Silla - Aejang, King of Silla (800-809)
*Tibet -
**Mu-tig btsan-po, Emperor of Tibet (764-817)
**Glan dar-ma, Emperor of Tibet (803-841)
**Ral-pa-can, Emperor of Tibet (806-817)

Europe

*Aragon - Aureolus - Count of Aragon (?-809)
*Asturias - Alfonso II, King of Asturias (791-842)
*Bulgaria - Krum, Khan of the Bulgars (803-814)
*Byzantine Empire - Nicephorus I, Roman Emperor (802-811)
*Cordoba - al-Hakam I, Emir of Cordoba (796-822)
*Essex - Sigered, King of Essex (798-812)
*Franks - Charlemagne, King of the Franks (768-814) and Holy Roman Emperor (800-814)
**Barcelona - Berà, Count of Barcelona (801-820)
**Gascony - Semen Lopo, Duke of Gascony (bef. 801-c.812)
**Italy - Pippin, King of Italy (781-810)
**Poitiers - Renaud, Count of Poitiers (795-843
**Toulouse - William of Gellone, Count of Toulouse (790-811)
**Urgell - Borell, Count of Urgell (789-820)
*Gwynedd - Cynan "Dindaethwy" ap Rhodri, King of Gwynedd (c.798-816)
*Ireland - Aed Oirdnide mac Neill, High King of Ireland (766-792)
**Ailech - Aed Oirdnide mac Neill, King of Ailech (788-819)
**Connacht - Muirgius mac Tommaltach, King of Connacht (796-815)
**Hy-Many - Cathal mac Murchadh, King of Hy-Many (794-816)
**Leinster -
**#Finsnechta Cethardec mac Cellach, King of Leinster (795-808)
**#Muiredach mac Ruaidri, King of Leinster (808-829)
**Mide - Conchobar mac Donnchado, King of Mide (803-833)
**Ulaid - ?
*Kartli - Ashot I Kurapalate, Grand Duke of Kartli (786-809)
*Kent - Baldred, King of Kent (c.807?-825)
*Mercia - Cenwulf, King of Mercia (796-821) and East Anglia (c.799-821)
**Kent - Cuthred, King of Kent (c.798-807)
*Northumbria -
*#Eardwulf, King of Northumbria (796–806/8)
*#Ælfwald II, King of Northumbria (806/808–808/10)
*#Eardwulf, King of Northumbria (808–810)
*Pannonian Croats - Vojnomir, Duke of the Pannonian Croats (791-c.810)
*Papal States - Leo III, Pope of the Roman Catholic Church (795-816)
*Picts - Caustantín, King of the Picts (789-820)
*Strathclyde - Cynan, King of Strathclyde (c.798-816)
*Venice - Obelerio Antenoreo, Doge of Venice (804-809)
*Wessex - Egbert, King of Wessex (802-839)

Middle East

*Caliphate - Harun al-Rashid, Caliph in Baghdad (786-809)
**Ifriqiya - Ibrahim I ibn al-Aghlab ibn Salim, Emir of Ifriqiya (800-812