Abstract
This paper presents the life and works of the famous doctor, hygienist, folklore researcher and sanitary mentor, Charles Laugier, whose contribution to the development of the medical system of Oltenia marked the beginning of the 20th century. He is noted for his research in hygiene, in the treatment of some diseases like: tuberculosis, malaria, pellagra, and also as the founder of numerous societies which contributed to the cultural and scientific development of the region of Oltenia and even of its small localities.