Tu Youyou
Tu Youyou (Chinese: 屠呦呦; pinyin: Tú Yōuyōu; born 30 December 1930) is a Nobel Prize-winning Chinese malariologist and pharmaceutical chemist. She discovered artemisinin (also known as qīnghāosù, 青蒿素) and dihydroartemisinin, used to treat malaria, a breakthrough in twentieth-century tropical medicine, saving millions of lives in South China, Southeast Asia, Africa, and South America.