Paul-Henri Spaak
Paul-Henri Spaak Spaak, pictured in 1957 31st Prime Minister of Belgium In office 20 March 1947 – 11 August 1949 Monarch Leopold III Charles (Regent) Preceded by Camille Huysmans Succeeded by Gaston Eyskens In office 13 March 1946 – 31 March 1946 Monarch Leopold III Charles (Regent) Preceded by Achille Van Acker Succeeded by Achille Van Acker In office 15 May 1938 – 22 February 1939 Monarch Leopold III Preceded by Paul-Emile Janson Succeeded by Hubert Pierlot 2nd Secretary General of NATO In office 16 May 1957 – 21 April 1961 Preceded by Hastings Ismay Succeeded by Dirk Stikker President of the Common Assembly (European Coal and Steel Community) In office 11 September 1952 – 11 May 1954 Preceded by Office established Succeeded by Alcide De Gasperi President of the United Nations General Assembly In office 31 March 1946 – 20 March 1947 Preceded by Office established Succeeded by Oswaldo Aranha