Yves Guérin-Sérac
Yves Guérin-Sérac (French pronunciation: [iv ɡeʁɛ̃ seʁak]), born Yves Guillou ([iv ɡiju]; also known as Jean-Robert de Guernadec or Ralf; 2 December 1926 – 9 March 2022) was a French anti-Communist Roman Catholic activist, former officer of the French army and veteran of the First Indochina War (1945–1954), the Korean War (1950–1953) and the Algerian War of Independence (1955–1962). He was also a member of the elite troop of the 11ème Demi-Brigade Parachutiste de Choc, which worked with the SDECE (French intelligence agency), and a founding member of the Organisation armée secrète (OAS), a French terrorist group that fought against Algerian independence in 1961–62.