Secretary-General of ASEAN

Secretary-General of the Association of Southeast Asian Nations
Incumbent Kao Kim Hourn since 1 January 2023
Style	His Excellency
Residence	ASEAN Secretariat
Seat	Jakarta, Indonesia
Appointer	ASEAN Summit
Term length	Five years, non-renewable
Constituting instrument	ASEAN Charter
Inaugural holder	Hartono Dharsono
Formation	7 June 1976; 48 years ago (1976-06-07)

The secretary-general of ASEAN is the chief administrative officer of the Association of Southeast Asian Nations (ASEAN). The secretary-general must come from an ASEAN member state and will be appointed during the ASEAN Summit based on the alphabetical order of member states.^[1] The term of office is five years.^[2]

#	Term	Portrait	Name	Country
1	7 June 1976 – 18 February 1978		Hartono Dharsono (1925–1996)	Indonesia
2	19 February 1978 – 30 June 1978		Umarjadi Njotowijono	Indonesia
3	10 July 1978 – 30 June 1980		Ali Abdullah	Malaysia
4	1 July 1980 – 1 July 1982		Narciso G. Reyes (1914–1996)	Philippines
5	18 July 1982 – 15 July 1984		Chan Kai Yau (born 1930)	Singapore
6	16 July 1984 – 15 July 1986		Phan Wannamethee (born 1923)	Thailand
7	16 July 1986 – 16 July 1989		Roderick Yong	Brunei
8	17 July 1989 – 1 January 1993		Rusli Noor (born 1927)	Indonesia
9	1 January 1993 – 31 December 1997		Ajit Singh [ms] (born 1939)	Malaysia
10	1 January 1998 – 31 December 2002		Rodolfo Severino Jr. (1936–2019)	Philippines
11	1 January 2003 – 31 December 2007		Ong Keng Yong (born 1954)	Singapore
12	1 January 2008 – 31 December 2012		Surin Pitsuwan (1949–2017)	Thailand
13	1 January 2013 – 31 December 2017		Lê Lương Minh (born 1952)	Vietnam
14	1 January 2018 – 31 December 2022		Lim Jock Hoi (born 1951)	Brunei
15	1 January 2023 – present		Kao Kim Hourn (born 1966)	Cambodia

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