Pen Varlen (Russian: Пен Варлен; Korean: 변월룡; Hanja: 邊月龍; September 29, 1916, Russian Empire; May 26, 1990, Leningrad, USSR) was a Soviet Russian — Korean painter and graphic artist, a member of the Leningrad Union of Artists, lived and worked in Leningrad, regarded as a representative of the Leningrad school of painting, most famous for his portrait paintings.