ITU's Former Secretaries-general

• Louis CURCHOD (Switzerland)
  Director 1 January 1869 to 24 May 1872 and 23 February 1873 to 18 October 1889
  
   
• Charles LENDI (Switzerland)
  Director from 24 May 1872 to 12 January 1873
  
   
• Auguste FREY (Switzerland)
  Director from 25 February 1890 to 28 June 1890
  
   
• Timothie ROTHEN (Switzerland)
  Director from 25 November 1890 to 11 February 1897
  
   
• Emile FREY (Switzerland)
  Director from 11 March 1897 to 1 August 1921
  
   
• Henri ETIENNE (Switzerland)
  Director from 2 August 1921 to 16 December 1927
  
   
• Joseph RABER (Switzerland)
  Director from 1 February 1928 to 30 October 1934
  
   
• Franz von ERNST (Switzerland)
  Director from 1 January 1935 to 31 December 1947 and Secretary-General from 1 January 1948 to 31 December 1949
  
   
• Leon MULATIER (France)
  Secretary-General from 1 January 1950 to 31 December 1953
  
   
• Marco Aurelio ANDRADA (Argentina)
  Secretary-General from 1 January 1954 to 18 June 1958
  
   
• Gerald C. GROSS (United States)
  Secretary-General from 1 January 1960 to 29 October 1965
  
   
• Manohar Balaji SARWATE (India)
  Secretary-General from 30 October 1965 to 19 February 1967
  
   
• Mohamed Ezzedine MILI (Tunisia)
  Secretary-General from 20 February 1967 to 31 December 1982
  
   
• Richard E. BUTLER (Australia)
  Secretary-General from 1 January 1983 to 31 October 1989
  
   
• Pekka TARJANNE (Finland)
  Secretary-General from 1 November 1989 to 31 January 1999
  [Biography] [Speeches]
  
   
• Yoshio UTSUMI (Japan)
  Secretary-General from 1 February 1999 to 31 December 2006
  [Biography] [Speeches]