CERN directors general typically serve 5 year terms beginning on January 1.
List
| In office | Directors General | Country |
|---|---|---|
| 1952–1954 | Edoardo Amaldi(Secretary-General)[1] |  Italy |
| 1954–1955 | Felix Bloch[2] |  Switzerland |
| 1955–1960 | Cornelis Bakker |  Netherlands |
| 1960–1961 | John Adams(acting director) |  United Kingdom |
| 1961–1965 | Victor Frederick Weisskopf |  United States |
| 1966–1970 | Bernard Gregory |  France |
| 1971–1975 | Willibald Jentschke(co-directors) |  Austria |
| John Adams(co-directors) | United Kingdom | |
| 1976–1980 | Léon Van Hove(co-directors)[3] |  Belgium |
| John Adams(co-directors) | United Kingdom | |
| 1981–1988 | Herwig Schopper[4] |  Germany |
| 1989–1993 | Carlo Rubbia | Italy |
| 1994–1998 | Christopher Llewellyn Smith | United Kingdom |
| 1999–2003 | Luciano Maiani | Italy |
| 2004–2008 | Robert Aymar | France |
| 2009–2015 | Rolf-Dieter Heuer | Germany |
| 2016–2025 | Fabiola Gianotti | Italy |
| 2026– | Mark Thomson[5] | United Kingdom |
References
- ^Rubbia, Carlo (1991). "Edoardo Amaldi: scientific statesman". CERN Reports. 91–09. doi:10.5170/CERN-1991-009.
- ^Béné, Georges J.; Enz, Charles P.; Lenk, R. (1984). Felix Bloch, 1905-1983 : 1st Director General of CERN (1954-55). CERN. doi:10.17181/CERN.PYMN.ZUHF.
- ^Rubbia, Carlo; Soergel, Volker; Jacob, Maurice René Michel (1990). Leon Van Hove, 1924–1990. Geneva: CERN. doi:10.17181/CERN.Z7V2.R44Z.
- ^Schopper, Herwig; Gillies, James (2024), "Director-General of CERN", Herwig Schopper, Cham: Springer International Publishing, pp. 119–162, doi:10.1007/978-3-031-51042-7_7, ISBN 978-3-031-51041-0
- ^Sample, Ian (2025-12-31). "The man taking over the Large Hadron Collider – only to switch it off". The Guardian. ISSN 0261-3077. Retrieved 2026-01-05.
