Rubinus from the kindred Hermán (, also Rubin or Ruben; died after 1283) was a Hungarian soldier and nobleman, who served as Judge royal in 1283, during the reign of Ladislaus IV of Hungary. Family Rubinus was born into the gens (clan) Hermán as the son of comes Herman, whose parents are unidentified, as a result there is inability to connect his person to the three known branches of the clan in the genealogy, but his activity and land properties confirmed, he belonged to the kindred's ancient Vas County branch. Rubinus had two brothers, Feldricus and Charles. According to the contemporary Simon of Kéza's Gesta Hunnorum et Hungarorum, the ancestor of the Hermán kindred, knight Herman originated from Nuremberg, who escorted Gisela of Bavaria to Hungary in 996. She became the wife of Stephen I of Hungary, the future first King of Hungary. Following that Herman received land donations in Vas County. Both magister Simon and the 14th-century Illuminated Chronicle described the Hermán kindred as "relatively poor". Military career Taking into account data from the 13th century, historian Attila Zsoldos argued Rubinus and his kindred elevated from the status of royal servant to the Hungarian nobility. King Ladislaus the Cuman's royal charter from 1280 narrated the military career of Rubinus since the early 1260s. As it wrote, Rubinus was already a loyal soldier to Béla IV of Hungary. He participated in the Battle of Kressenbrunn in July 1260, when King Béla, Duke Stephen and their allies invaded Moravia, but Ottokar II of Bohemia vanquished them, forcing Béla to renounce Styria in favor of Ottokar. According to the charter, Rubinus "fought with courage", while received "three wounds". After ten years, following Béla's death, when Stephen V succeeded his father without difficulties, Nicholas Hahót refused to attend the coronation ceremony took place on or after 17 May 1270. Instead, he garrisoned Styrian soldiers in his fort at Pölöske, and made plundering raids against the nearby villages. In November, Rubinus participated in the royal campaign to crush Nicholas' rebellion, defeating the army of knights Solchar and Dietrich, who looted Vas County at the Austrian border. Rubinus captured Solchar and other soldiers and delivered them to Stephen. The king launched a plundering raid into Styria around December 1270. Rubinus took part in the campaign under the command of Gregory Monoszló. He was present at the siege of Radkersburg, where fought with a spear and