 The family was given its land by Sigismund , King of Hungary , on 18 October 1409 . On that day , Sigismund granted Hunyad Castle and its demesne to Voyk and four of his kinsmen . In addition to Voyk , the grant lists his two brothers , <unk> and Radol , their cousin or uncle also named Radol , and Voyk 's son , John , the future Regent of Hungary . The granted said that Voyk 's father was named " Serbe " , but did not say anything further about the origins of the family . 
