The Cheongju Han clan (Hangul: 청주 한씨, Hanja: 淸州 韓氏) is a Korean noble family. It is also called the House of Han or the Han clan of Cheongju. It is considered one of the most prominent clans since the Gojoseon period. In the Silla dynasty, all of the Cheongju Hans were part of the seonggol rank. The clan provided the biggest number of generals during the Joseon dynasty and were considered the highest of the yangban class, next to the royal Jeonju Yi clan. Currently, the Cheongju Han is known as a clan that has long been prominent in Korean politics, public service, business and arts.