Frank Vigor Morley (4 January 1899 – 8 October 1980) was an American mathematician, author, editor and publishing executive. As had his two older brothers, Christopher and Felix, Morley attended Haverford College and then studied at the University of Oxford as a Rhodes Scholar. Morley worked in book publishing in London and New York and played a significant role in the early history of the publishing firm Faber and Faber, where he became a close friend of the poet T. S. Eliot.