51吃瓜

Mr. Jean de Noue, former Chief of UN Protocol and Liaison Service. Appointment effective from March 1946. (Undated/UN Photo)

Mr. Pierre de Meulemeester, former Chief of UN Protocol and Liaison Service. Appointment effective from April 1962. (8 November 1965/UN Photo)

Mr. Sinan A. Korle, former Chief of UN Protocol and Liaison Service. Effective from 01 August 1968. (07 January 1973/UN Photo: Michos Tzovaras)

Mr. Pedro de Churruca, former Chief of UN Protocol and Liaison Service. Appointment effective from 06 June 1977. (17 June 1977/UN Photo)

Mr. Aly I. Teymour, former Assistant Secretary-General for UN Protocol and Liaison Service. Appointment effective from 16 October 1979. (07 March 1986/UN Photo: M. Grant)

Ms. Benita Ferrero-Waldner, former Chief of UN Protocol and Liaison Service. Appointment effective from 01 March 1994. (UN Photo)

Mr. Livio Muzi-Falconi, former Chief of UN Protocol and Liaison Service. Appointment effective from 15 June 1995. (Undated/UN Photo)

Ms. Nadia Younes, former Chief of UN Protocol and Liaison Service. Appointment effective from 19 January 1998. (5 February 1998/UN Photo: John Isaac)

Ms. Aminata S. Djermakoye, former Chief of UN Protocol and Liaison Service. Appointment effective from 01 November 2002. (UN Photo/Mark Garten)

Ms. Alice Hecht, former Chief of UN Protocol and Liaison Service. Appointment effective from 14 January 2006. (Undated/UN Photo)

Mr. Desmond Parker, former Chief of UN Protocol and Liaison Service. Appointment effective from 01 April 2010. (22 September 2011/UN Photo: Mark Garten)

Mr. Yoon Yeocheol, former Chief of UN Protocol and Liaison Service. From 08 March 2012 to 13 October 2014). (UN Photo/Mark Garten)

Mr. Peter Van Laere, former Chief of UN Protocol and Liaison Service. From 19 March 2015 until 31 March 2019. (UN Photo)