Constantin S. Nicolăescu-Plopșor or Nicolaescu-Plopșor (Romanian pronunciation: [konstanˈtin nikoləˈesku plopˈʃor]; April 20, 1900 – May 30, 1968) was a Romanian historian, archeologist, anthropologist and ethnographer, also known as a folkorist and children's writer, whose diverse activities were primarily focused on his native region of Oltenia. Primarily interested in the Balkans' prehistoric period, he researched various Paleolithic, Mesolithic, and Neolithic sites in his native country, placing them in a larger European context while producing his own systems of Prehistoric chronology and typology. His main contributions to archeology include the classification of Oltenian microliths, the study of local cave paintings, and the disputed claim that a site in Tetoiu evidenced a regional