List of state leaders in 809

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 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)
*# Saga, Emperor of Japan (809-823)
* 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)
*# Heondeok, King of Silla (809-826)
* 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)
*# Aznar I Galíndez - Count of Aragon (809-820)
* 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 - Muiredach mac Ruaidri, King of Leinster (808-829)
** Mide - Conchobar mac Donnchado, King of Mide (803-833)
** Ulaid - ?
* Kartli - Ashot I Kurapalate, Prince of Kartli (809-826)
* Mercia - Cenwulf, King of Mercia (796-821) and East Anglia (c.799-821) and King of Kent (807-821)
* Northumbria -
*# 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)
*# Angelo Participazio, Doge of Venice (809-827)
* Wessex - Egbert, King of Wessex (802-839)

Middle East

* Caliphate -
*# Harun al-Rashid, Caliph in Baghdad (786-809)
*# al-Amin, Caliph in Baghdad (809-813)
** Ifriqiya - Ibrahim I ibn al-Aghlab ibn Salim, Emir of Ifriqiya (800-812)