Na Hye-sŏk (Korean: 나혜석, April 28, 1896 – December 10, 1948) was a Korean feminist, poet, writer, painter, educator, and journalist. Her art name was Jeongwol (정월; 晶月). She was a pioneering Korean feminist writer and painter. She was the first female professional painter and the first feminist writer in Korea. She created some of the earliest Western-style paintings in Korea, and published feminist novels and short stories. She became well known as a feminist because of her criticism of the marital institution in the early 20th century.