Felix James Samuely (3 February 1902 – 22 January 1959) was a Structural engineer. Born in Vienna, he immigrated to Britain in 1933. Worked with Erich Mendelsohn on the De la Warr Pavilion, Bexhill-on-Sea (1936), the British Pavilion for the Brussels World’s Fair (1958) and on various parts of the Festival of Britain. Published MARS plan for London with Arthur Korn in 1942. He worked with George Grenfell Baines on a number of projects employing the mullion wall concept.