Claudiu Isopescu (April 18 [O.S. April 5] 1894 – April 1, 1956) was an Austro-Hungarian-born Romanian literary historian and translator. Born into a well-read family Frătăuții Vechi, in the Bukovina region of Austria-Hungary, he graduated from the in Suceava in 1912. He then entered Czernowitz University, interrupting his studies during World War I. Following the incorporation of Bukovina into Romania at the war's conclusion, he enrolled in the literature faculty of Bucharest University. In 1919, he obtained a magna cum laude degree in modern philology, with a speciality in Italian. From 1920 to 1923, he taught Italian and German at Bucharest's Matei Basarab High School.