Park Mun-su

Portrait of Park Munsu

Park Mun-su or Bak Munsu (Hangul: 박문수; Hanja: 朴文秀; 1691–1756) was a Korean government official in the period of King Yeongjo of Joseon in the Joseon Dynasty. He was famous for his lifetime spent protecting the Korean people from corrupt royal officials.

Park passed the state examination in 1723 and later became a secret royal inspector, or amhaengeosa (暗行御史, 암행어사). He is the most famous amhaengeosa in the history of Korea, and has become something of a legendary figure, and there are many legends surrounding his achievements as an amhaengeosa.

Two portraits of Park Mun-su have been preserved and are in good condition.