Wiki information Gojnik:

Gojnik Vlastimirović
Man, Person

Gojnik Vlastimirović or Gojnik of Serbia was a Serbian Župan who was subject to his elder brother Mutimir, the Grand Župan of the Serbian lands from ca. 850-860 with his brother Strojimir. He was the youngest son of Vlastimir of Serbia, the first...

Strojimir of Serbia
Noble person, Person

Strojimir Vlastimirović or Strojimir of Serbia was the co-ruler of the Serbian Principality alongside his two brothers Mutimir and Gojnik, from ca 851 to his and Gojnik's deposition in the 880s after an unsuccessful coup against the eldest Prince...