President of the European Commission

• [Romano Prodi]? (Italy, 1999-)
• [Jacques Santer]? (Luxembourg, 1994-1999), resigned
• [Jacques Delors]? (France, 1985-1995)
• [Gaston Edmont Thorn]? (Luxembourg, 1981-1984)
• Roy Jenkins (United Kingdom, 1977-1980)
• [Francois-Xavier Ortoli]? (???, 1973-1976)
• [Sicco L. Mansholt]? (Netherlands, 1972-1972)
• [Franco Maria Malfatti]? (???, 1970-1972)
• [Jean Rey]? (Belgium, 1967-1970)
• [Walter Hallstein]? (West Germany, 1958-1967), 1st President

Presidents of the High Authority of the ECSC (prior to entry into force of Merger Treaty of 1967)

• [Jean Monnet]? (France, 1952-1955)