Vojnomir, Voynomir or Vonomir I was a Slavic military commander in Frankish service, the duke of Slavs in Lower Pannonia,[1][2][3] who ruled from c. 790 to c. 800 or from 791 to c. 810[4] over an area that corresponds to modern-day Slavonia, Croatia.
The Royal Frankish Annals makes mention of a Wonomyrus Sclavus (Vojnomir the Slav) active in 795.
[6][better source needed] The next year the Avars were defeated and Frankish power was extended further east, to the central Danube.
[5] Vojnomir's leading position in the campaign has been presumed as very possible with regard to the textual analysis of Annales regni Francorum.
[9] Some authors interpret Vojnomir as having been a Croatian duke, a military leader of the Frankish army, or the prince of Carniola.
[6][12][better source needed] According to the Pannonian hypothesis, Vojnomir was a knez (duke or prince) of the Slavs in Lower Pannonia from ca.
[16][17][18] On Christmas Day in 800, a year after the Siege of Trsat, the Pope Leo III crowned Charlemagne as Imperator Romanorum ("Emperor of the Romans") in Saint Peter's Basilica.
[19] Following these events, known as the Pax Nicephori, the Duchy of Croatia peacefully accepted limited Frankish overlordship.