Dymitr of Goraj (Polish: Dymitr z Goraja) (ca.1340–1400) of Clan Korczak was a Grand Crown Marshal from 1390 and Court Treasurer in the years 1364–1370 and 1377–1391. He was one of the wealthiest magnates of his era, and a mentor and adviser to Queen Jadwiga of Poland. Having received significant lands due to his marriage, as well as from the three kings of Poland he has served, Dymitr became one of the wealthiest magnates of his era. He is known to have supported the economic development of the territories he governed. He died on February 20, 1400 and was buried in the church in Zawichost.