Constantin C. Moisil (December 8, 1876–October 22, 1958) was an Austro-Hungarian-born Romanian archivist, historian, numismatist and schoolteacher. Born in Năsăud, in the Transylvania region, his grandfather Grigore Moisil was a priest; his father Constantin Gr. Moisil, who had a doctorate from the University of Vienna, was a teacher; and his uncle was the teacher and writer Iuliu Moisil. He attended primary school in his native town, followed by the . He then enrolled in the history section of the literature faculty at the University of Bucharest, in the Romanian Old Kingdom. His research interests centered on original or unusual aspects, a direction borrowed from his professors, who included Nicolae Iorga, Dimitrie Onciul and V. A. Urechia. This was reflected as early as his undergraduat