Secretary-General of ASEAN

{{Short description|Officer of the Association of Southeast Asian Nations}}

{{Infobox official post

| border =

| font_color =

| post = Secretary-General

| body = the
Association of Southeast Asian Nations

| flag =

| flagsize =

| flagcaption =

| insignia =

| insigniasize =

| insigniacaption = Emblem of ASEAN

| termlength = Five years, non-renewable

| style = His Excellency

| residence = ASEAN Secretariat

| seat = Jakarta, Indonesia

| image = Kao Kim Hourn2023.jpg

| imagesize = 209

| smallimage =

| caption =

| order =

| incumbent = Kao Kim Hourn

| incumbentsince = 1 January 2023

| inaugural = Hartono Dharsono

| termlength_qualified =

| constituting_instrument = ASEAN Charter

| formation = {{start date and age|df=y|1976|6|7}}

| nominator =

| appointer = ASEAN Summit

| website =

| salary =

}}

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.[https://asean.org/what-we-do/secretary-general-of-asean/overview-secretary-general-of-asean/ Term of Appointment and Role of Secretary-General of ASEAN] The term of office is five years.[https://asean.org/what-we-do/secretary-general-of-asean/ Secretary-General of ASEAN]

List of secretaries-general

class=wikitable
# !Term !Portrait !Name !Country
1 \|7 June 1976 – 18 February 1978 \|100px \|Hartono Dharsono {{small\|(1925–1996)}} \|{{flag\|Indonesia}}
2 \|19 February 1978 – 30 June 1978 \|100px \|Umarjadi Njotowijono \|{{flag\|Indonesia}}
3 \|10 July 1978 – 30 June 1980 \|100px \|Ali Abdullah \|{{flag\|Malaysia}}
4 \|1 July 1980 – 1 July 1982 \|100px \|Narciso G. Reyes {{small\|(1914–1996)}} \|{{flag\|Philippines\|1936}}
5 \|18 July 1982 – 15 July 1984 \|100px \|Chan Kai Yau {{small\|(born 1930)}} \|{{flag\|Singapore}}
6 \|16 July 1984 – 15 July 1986 \|100px \|Phan Wannamethee {{small\|(born 1923)}} \|{{flag\|Thailand}}
7 \|16 July 1986 – 16 July 1989 \|100px \|Roderick Yong \|{{flag\|Brunei}}
8 \|17 July 1989 – 1 January 1993 \|100px \|Rusli Noor {{small\|(born 1927)}} \|{{flag\|Indonesia}}
9 \|1 January 1993 – 31 December 1997 \|100px \|{{ill\|Ajit Singh (diplomat)\|lt=Ajit Singh\|ms\|Ajit Singh}} {{small\|(born 1939)}} \|{{flag\|Malaysia}}
10 \|1 January 1998 – 31 December 2002 \|100px \|Rodolfo Severino Jr. {{small\|(1936–2019)}} \|{{flag\|Philippines}}
11 \|1 January 2003 – 31 December 2007 \|100px \|Ong Keng Yong {{small\|(born 1954)}} \|{{flag\|Singapore}}
12 \|1 January 2008 – 31 December 2012 \|143x143px \|Surin Pitsuwan {{small\|(1949–2017)}} \|{{flag\|Thailand}}
13 \|1 January 2013 – 31 December 2017 \|150x150px \|Lê Lương Minh {{small\|(born 1952)}} \|{{flag\|Vietnam}}
14 \|1 January 2018 – 31 December 2022 \|100px \|Lim Jock Hoi {{small\|(born 1951)}} \|{{flag\|Brunei}}
15 \|1 January 2023 – present \|100px \|Kao Kim Hourn {{small\|(born 1966)}} \|{{flag\|Cambodia}}

class=wikitable

!Term

!Portrait

!Name

!Country

|7 June 1976 –
18 February 1978

|100px

|Hartono Dharsono
{{small|(1925–1996)}}

|{{flag|Indonesia}}

|19 February 1978 –
30 June 1978

|100px

|Umarjadi Njotowijono