Fredrik Ludvig Konow (23 June 1864 – 14 August 1954) was a Norwegian businessman and a politician for the Liberal Left Party.
He was born in Bergen as a son of merchant and consul Wollert Konow (1829–1885) and Wilhelmine Marie Bredahl (1828–1908). He was named after his grandfather, who was son of Wollert Konow and a brother of Wollert and Carl Konow. His great-great-grandfather was named Friedrich Ludwig Konow, and migrated to Bergen from Germany in the late 1700s.
Fredrik Ludvig Konow was also a second cousin of Carl and Sten Konow, first cousin once removed of Wollert Konow (H) and Wollert Konow (SB), and uncle of Frederik Konow Lund. He was married twice; first to Birgit Helene Schjøtt (1877–1901) since 1896, and after her death to Lily Rieck (1878–1956) since 1904.
He was Minister of Finance during 1912-1913 and 1926-1928. The first time he served in the Bratlie's Cabinet, then in Lykke's Cabinet. He was also elected to the Parliament of Norway from the constituency Nordnes in 1909 and 1918.