List of state leaders in 755

This is a list of heads of state, government leaders, and other rulers in the year 755.

Africa

• Kingdom of Makuria – ?
• Kingdom of Nekor – al-Mu'tasim ibn Salih (749-?)

America

• Copán – K'ak' Yipyaj Chan K'awiil (749–763)
• Tikal – Yik'in Chan K'awiil (734–766)

Asia

• China (Tang dynasty) – Emperor Xuānzong (712–756)
• Japan (Nara period) – Empress Kōken (749–758)
• Korea (North South States Period)
  • Balhae – Mun (737–793)
  • Unified Silla – Gyeongdeok (742–765)
• Pala Empire – Gopala I (750–770)
• Pallava Kingdom – Paramesvaravarman II (710–775)
• Pratihara Empire – Nagabhata I (730–756)
• Tibetan Empire – Me Agtsom (704–754)
• Uyghur Khaganate Bayanchur Khan (747-759)

Europe

• First Bulgarian Empire – Kormisosh, Khan of Bulgaria (753–756)
• Byzantine Empire – Constantine V Copronymus (743–775)
• England (Heptarchy) –
  • Kingdom of East Anglia – Beonna (749-c.758)
  • Kingdom of Essex – Swithred (746–758)
  • Kingdom of Kent –
    • Æthelbert II (725–762)
    • Eardwulf (c.747-c.765)
  • Kingdom of Mercia – Æthelbald (716–757)
  • Kingdom of Northumbria – Eadberht (737–758)
  • Kingdom of Sussex – Unknown
  • Kingdom of Wessex – Cuthred (740–756)
• Frankish Empire – Pepin the Short (751–768)
  • Duchy of Aquitaine – Waiofar (748–767)
• Georgia –
  • Klarjeti – Adarnase (742–779)
• Ireland – Domnall Midi, High King of Ireland (743–763)
  • Kingdom of Connacht – Forggus mac Cellaig (742–756)
  • Uí Maine – Aedh Ailghin (750–767)
  • Kingdom of Leinster – Muiredach mac Murchado (738–760)
  • Kingdom of Ulaid – Fiachnae mac Áedo Róin (749–785)
• Kingdom of the Lombards – Aistulf (749–756)
• Saxons – Widukind (743–807)
• Serbs – Unknown
• Scotland
  • Kingdom of Strathclyde – Dumnagual III of Alt Clut (754–760)
  • Kingdom of the Picts – Óengus I (729–761)
• Spain –
  • Kingdom of Asturias – Alfonso I (739–757)
• Republic of Venice –
  1. Teodato Ipato, Doge of Venice (742–755)
  2. Galla Lupanio, Doge of Venice (755–756)
• Wales –
  • Kingdom of Gwynedd – Caradog ap Meirion (c.754-c.798)
  • Kingdom of Powys –
    1. Elisedd ap Gwylog (725–755)
    2. Brochfael ap Elisedd (755–773)

Middle East

• Arminiya – Sahak VII Bagratuni, presiding prince (754–771)
• Abbasid Caliphate – al-Mansur (754–775)
• Tabaristan – Khurshid, Dabuyid ispahbadh (741–760)