Jacek Jezierski (1722âÂÂ1805) was a Polish writer and businessman, a member of the Polish nobility and a political writer. From 1775 he was the castellan (governor of the castle) of the town of à Âuków. He was also manager of the personal domain of the Primate of Poland, which allowed him to gain a significant fortune. During the Four Years Sejm he opposed the Russian influence in Poland and was among the supporters of a Polish alliance with Prussia and Great Britain. He opposed radical reforms and the granting of civil rights to burghers.