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| Hoge Autoriteit van de EGKS | Jean Monnet (1952–55) · René Mayer (1955–58) · Paul Finet (1958–59) · Piero Malvestiti (1959–63) · Rinaldo Del Bo (1963–67) · Albert Coppé (wnd.; 1967) |
| Euratom-Commissie | Louis Armand (1958–59) · Étienne Hirsch (1959–62) · Pierre Chatenet (1962–67) |
| EEG-Commissie | Walter Hallstein (1958–1962 en 1962–1967) |
| Commissie van de Europese Gemeenschappen | Jean Rey (1967–70) · Franco Maria Malfatti (1970–72) · Sicco Mansholt (1972–73) · François-Xavier Ortoli (1973–77) · Roy Jenkins (1977–81) · Gaston Thorn (1981–85) · Jacques Delors (1985–89 en 1989–93) · Jacques Santer (1995–99) · Manuel Marín (wnd.; 1999) · Romano Prodi (1999–2004) · José Manuel Barroso (2004–09) |
| Europese Commissie | José Manuel Barroso (2009–14) · Jean-Claude Juncker (2014–2019) · Ursula von der Leyen (2019–) |