List of Heads of State in 853 - 854 year - List of Heads of State in 855 - List of Heads of State by year
Asia
- Abbasid Caliphate - Al-Mutawakkil , Caliph ( 847 - 861 )
- Armenian Emirate - Smbat VIII Bagratuni , Ishkhan ( 826 - 855 )
- Ziyyadidy - Muhammad ibn Ziyad , emir ( 819 - 859 )
- Samanids - Ahmad Ibn Asad , Emir ( 842 - 864 )
- Tabaristan (Bavandi) - Karen , Ispahbad ( 837-867 )
- Khorasan (Tahirid) - Tahir II , Emir ( 844 - 862 )
- Yafurids - Yafur ibn Abd ar-Rahman , Imam ( 847 - 872 )
- The Abkhaz kingdom - Dimitri II , the king ( 837 - ca. 872 )
- Bohai (Parkhe) - Da Yizhen , Wang ( 831 - 858 )
- Vetali - Paul Teng Sand , King ( 849 - 875 )
- Georgia -
- Kakheti - Samvel , Prince ( 839 - 861 )
- Tao-Klarjeti - Bagrat I , kuroplat ( 839 - 876 )
- Emirate of Tbilisi - Mohammed bin Khalil , Emir ( 853 - 870 )
- India -
- Vengi (Eastern Chalukya) - Gunaga Vijayaditya III , Maharaja ( 849 - 892 )
- Gurjara Pratihara - Mihra Bhoja I , Maharaja ( 836 - 890 )
- Western Ganges - Ereganga Netimarg I , Maharaja ( 843 - 870 )
- Kachari - Virochana , the king ( 835 - 885 )
- Pala -
- Shurapala / Mahendrapala , King ( 850 - 854 )
- Vigrahapala , King ( 854 - 855 )
- Pallavas (Anandadesh) -
- Nandivarman III , Maharaja ( 830 - 854 )
- Nripatungavarman , Maharaja ( 854 - 879 )
- Pandya - Sirmara Seervallabha , Raja ( 830 - 862 )
- Paramara - Siyaka I , Maharaja ( 843 - 891 )
- Rashtrakuts - Amoghavarsha I , Maharajadhiraj ( 814 - 878 )
- Chola - Vijayalaya , Maharaja ( 848 - 881 )
- Indonesia -
- Mataram (Medang) - Lokapala , Sri Maharaja ( 850 - 890 )
- Sunda - Prabu Gaiah Pendent , King ( 819 - 891 )
- Srivijaya - Balaputra , Maharaja ( 835 - approx. 860 )
- Kamarupa - Vanamavarvarmadeva , King ( 832 - 855 )
- Karakhanid State - Kul Bilga Khan , Khan ( 840 - 893 )
- China ( Tang Dynasty ) - Xuanzong (Li Chen), Emperor ( 846 - 859 )
- Khmer Empire (Cambujadesh) - Jayavarman III , Emperor (c. 835 - c. 860 )
- Nanzhao - Zhaocheng Huangdi (Meng Quanfengyu) , Wang ( 823 - 859 )
- Pagan - Pinbya , King ( 846 - 878 )
- Rajarata (Anuradhapura) - Seine I , King ( 846 - 866 )
- Sylla - Munson , Van ( 839 - 857 )
- Tampa -
- Wikrantavarman III , Prince (c. 820 - c. 854 )
- Indravarman II , Prince (c. 854 - c. 898 )
- Japan - Montoku , the emperor ( 850 - 858 )
Africa
- Gao - Conkodya , Dia (ca. 850 - ca. 880 )
- Beregvat Confederation - Yunus ibn Ilyas , King (c. 842 - c. 888 )
- Idrisida - Yahya ibn Muhammad , Caliph of the Maghreb ( 849 - 863 )
- Ifriqiya (Aghlabida) - Abu-l-Abbas Muhammad ibn Ibrahim , the emir ( 841 - 856 )
- Kanem - Fune , Mai (c. 835 - c. 893 )
- Macuria -
- Zechariah III , King (c. 822 - c. 854 )
- Ali Baba , the king (approx. 854 - approx. 860 )
- Necor - Salih II ibn Said , emir ( 803 - 864 )
- Rustamidy - Abu Said Aflah ibn Abd al-Wahhab , Imam ( 823 - 872 )
- Sigilmas - Midrar al Muntasir , the emir ( 823 - 867 )
Europe
- England -
- East of England - Ethelverd King ( 839 - 855 )
- Dumniya - Ferferdan ap Mordaf , king ( 850 - 865 )
- Mercia - Burgred , King ( 852 - 874 )
- Northumbria - Osbert , King ( 848 - 867 )
- Wessex - Ethelwulf , King ( 839 - 858 )
- Blat principality - Pribina , prince ( 839 - approx. 860 )
- The Kingdom of Bulgaria - Boris I , Khan ( 852 - 889 )
- Republic of Venice - Pietro Tradonico , Doge ( 836 - 864 )
- Byzantine Empire - Michael III , Emperor ( 842 - 867 )
- East Frankish Kingdom - Louis II of Germany , King ( 843 - 876 )
- Bavaria - Louis II of Germany , King ( 817 - 865 )
- Saxony - Ludolf , Earl (Duke) ( 840 - 866 )
- Thuringia - Tachulf , Margrave ( 849 - 873 )
- Denmark -
- Horik I , King ( 814 - 854 )
- Horik II , King ( 854 - ca. 867 )
- West Frankish Kingdom - Charles II the Bald King ( 843 - 877 )
- Aquitaine -
- Charles II the Bald , King ( 852 - 854 )
- Louis II the Young King ( 852 - 855 )
- Pipin II , King ( 854 - 864 )
- Ampourias - Odalric , Count ( 852 - 857/858 )
- Angouleme - Turpion , Earl ( 839 - 863 )
- Barcelona - Odalric , Earl ( 852 - 857/858 )
- Brittany - Erispoe , King ( 851 - 857 )
- Vannes - Paskveten , Count ( 851 - 877 )
- Nantes - Salomon , Count ( 852 - 870 )
- Vasconia - Sansh II Sanshe , Duke ( 852 - 864 )
- Gothia - Odallic , Marquess ( 852 - 857/858 )
- Girona - Odallic , Count ( 852 - 857/858 )
- Carcassonne - Raimund I , Count (ca. 852 - ca. 863 )
- Maine - Rorgon II , Earl ( 853 - 865 )
- Auvergne - Bernard I , Count ( 846 - 866 )
- Autun - Izembart , Earl ( 853 - 858 )
- Poitiers - Ramnulf I , Earl ( 844 - 866 )
- Roussillon - Odalric , Count ( 852 - 857/858 )
- Ruerg - Raimund I , Earl ( 849 - 863 )
- Cerdanya - Salomon , Count ( 848 - 870 )
- Trois - Ed I , Count ( 852 - 858 , 866 - 871 )
- Toulouse - Raimund I , margrave (ca. 852 - ca. 863 )
- Urgel - Salomon , Count ( 848 - 870 )
- Chalon - Izembart , Earl ( 853 - 858 )
- Aquitaine -
- Ireland - Mael Sehneill poppy Mael Ruanaid , High King ( 846 - 862 )
- Aileh - Mael Duin Mac Aeda , King ( 846 - ca. 855 )
- Connaught - Konhobar I , King ( 848 - 882 )
- Leinster -
- Tuatal I , the king ( 848 - 854 )
- Ruark Mac Brown , King ( 854 - 862 )
- Mide - Mael Sehneill poppy Mael Ruanaid , King ( 845 - 862 )
- Munster - Mael Guale , King ( 853 - 859 )
- Ulster - Matudan poppy Muredah , King ( 839 - 857 )
- Spain -
- Aragon - Galindo I Aznares , Count ( 844 - 867 )
- Asturias - Ordoño I , King ( 850 - 866 )
- Castile - Rodrigo , Count ( 850 - 873 )
- Cordoba Emirate - Muhammad I , Emir ( 852 - 886 )
- Navarre - Garcia I Inigues , King ( 851/852 - 882 )
- Italy -
- Benevento -
- Radelgar prince ( 851-854 )
- Adelhiz , the prince ( 854 - 878 )
- Gaeta - Constantine , consul ( 839 - 866 )
- Capua - Lando I , Prince ( 843 - 861 )
- Naples - Sergius I , Duke ( 840 - 864 )
- Salerno - Ademar , Prince ( 853-861 )
- Benevento -
- Cretan Emirate - Said I , Emir ( 841 - 880 )
- Moravia the Great - Rostislav , Prince ( 846 - 870 )
- Pannonian Croatia - Svetimir , Prince ( 838 - approx. 880 )
- Papal States - Leo IV , Pope ( 847 - 855 )
- Maritime Croatia - Trpimir I , Duke ( 845 - 861 )
- Serbia - Mutimir , Prince (c. 851 - 891 )
- Middle Kingdom - Lothar I , Emperor of the West ( 817 - 855 )
- Vienne - Gerard II , Count ( 844 - 870 )
- The Kingdom of Italy - Lothar I , King ( 818 - 855 )
- Spoleto - Guido I , Duke ( 842 - 860 )
- Tuscan brand - Adalbert I , margrave ( 846 - 886 )
- Friul Brand - Ebergard , Margrave ( 846 - 866 )
- Wales -
- Bricheiniog - Elised I , King ( 840 - 885 )
- Gwent - Meyrig ap Artvile , King ( 849 - 860 )
- Gwynedd - Rhodri ap Mervyn , King ( 844 - 878 )
- Gliveising - Rice Up Artvile , King ( 825 - 856 )
- Powys - Kingen ap Cadell , King ( 808 - 855 )
- Seysillugh - Goon anne Meurig , King ( 808 - 871 )
- Khazar Khaganate - Hezekiah , Bey (ca. 850 - ca. 860 )
- Scotland -
- Alba - Kenneth I the Bold , King ( 848 - 858 )
- Strathclyde (Alt Cluit) - Artgal ap Dumnagual , King ( 850 - 872 )
Lothar I
818-855
Emperor of the WestMihra Bhoja I
836-890
Maharaja Gurjara PratiharaLouis II German
843-876
King of the East-Frankish KingdomKarl II Bald
843-877
King of the West-Frankish KingdomТtelwulf
839-858
King of wessexXuan zong
846-859
Emperor of ChinaMichael III
843-867
Emperor of ByzantiumKenneth I
848-858
King of Alba (Scotland)Ordoño I
850-866
King of AsturiasBoris I
852-889
Khan BulgariaRostislav
846-870
Prince of Great MoraviaPietro Tradonico
836-864
Doge venicePribina
839-860
Prince of Blaten principalityLudolph
840-866
Count (Duke) of SaxonyLion IV
847-855
Pope