F.C. Terborgh (14 January 1902 in Den Helder – 26 February 1981 in Linho Sintra), was the pseudonym of Reijnier Flaes, a Dutch diplomat, prose writer and poet. He was the 1971 recipient of the Constantijn Huygens Prize.

Works 1929 - Das Problem der Territorialkonflikte (dissertation) 1940 - De condottiere 1947 - Het gezicht van Peñafiel 1949 - Slauerhoff. Herinneringen en brieven 1954 - De meester van de Laërtes 1958 - Padroëns 1962 - Sierra Solana 1964 - De Turkenoorlog 1969 - Abyla 1970 - Odysseus' laatste tocht 1972 - Verhalen

References Profile at the Digital library for Dutch literature