List of directors general of CERN

Director-General of CERN
Directeur général or Directrice générale
Incumbent
Mark Thomson
since 1 January 2026
AbbreviationDG
Reports toCERN Council
AppointerCERN Council
Term length5 years
typical length
PrecursorSecretary-General
FormationOctober 1954
First holderFelix Bloch

CERN directors general typically serve 5 year terms beginning on January 1.