Member states of the Association of Southeast Asian Nations

As of 2010, the Association of Southeast Asian Nations (ASEAN) has 10 member states, one candidate member state, and one observer state.

██ ASEAN full members
██ ASEAN observers
██ ASEAN candidate members
ASEAN Plus Three
East Asia Summit
ASEAN Regional Forum

ASEAN was founded on 8 August 1967 with five members: Indonesia, Malaysia, the Philippines, Singapore, and Thailand. It is headquartered in Jakarta.


A list of member states is provided below. The members of ASEAN Plus Three and the East Asia Summit are also listed. Both forums are ASEAN-led and meetings are held following the ASEAN Summit.

Also listed are participants of the ASEAN Regional Forum (ARF), an organisation throughout the Asia-Pacific region whose objectives are to foster dialogue and consultation, and promote confidence-building and preventive diplomacy in the region.[1]

The ASEAN is an organisation on the Southeast Asian region that aims to accelerate economic growth, social progress, and cultural development among its members and to promote regional peace.[2]

ASEAN member states

GDP. (PPP) Per Capita USDHDI[4]Currency
Official languagesLeadersAccession[5]
Heads of StateHeads of Government
Nation of Brunei, the Abode of Peace
Bandar Seri Begawan5,765j411,900[6]6529,731 69,0630.838Brunei dollar
(BND; B$)
MalaySultan and Prime Minister Hassanal Bolkiah7 January 1984
Kingdom of Cambodia
Phnom Penh181,035g15,626,444[7]7878,065 5,2990.594Cambodian riel
(KHR; ៛)
KhmerKing Norodom SihamoniPrime Minister Hun Sen30 April 1999
Republic of Indonesia
Jakarta1,904,569a255,975,000[8]1133,507,239 13,9810.718Indonesian rupiah
(IDR; Rp)
IndonesianPresident Joko Widodo8 August 1967
Lao People's Democratic Republic
Vientiane236,800h6,492,400[9]2462,797 8,9200.613Lao kip
(LAK; ₭)
LaoGeneral Secretary of the Lao People's Revolutionary Party Thongloun Sisoulith23 July 1997
President Thongloun SisoulithPrime Minister Phankham Viphavanh

Federation of Malaysia

Kuala Lumpur329,847f31,427,096[10]72978,781 31,2430.810Malaysian ringgit
MalaysianYang di-Pertuan Agong AbdullahPrime Minister Ismail Sabri Yaakob8 August 1967
Republic of the Union of Myanmar
Naypyidaw676,578e51,419,420[11]81258,677 4,5170.583Burmese kyat
(MMK; K)
BurmeseActing President Myint SwePrime Minister Min Aung Hlaing23 July 1997
Republic of the Philippines
Manila343,448b103,371,800[12]2951,000,617 9,7190.718Philippine peso
(PHP; ₱)
Filipino and EnglishPresident Rodrigo Duterte8 August 1967
Republic of Singapore
Singapore707.1i5,535,000[13]6,619600,063 113,6350.938Singapore dollar
(SGD; S$)
Malay, Mandarin, English, and TamilPresident Halimah YacobPrime Minister Lee Hsien Loong8 August 1967
Kingdom of Thailand
Bangkok513,115d65,339,612[14]1261,329,324 20,3870.777Thai baht
(THB; ฿)
ThaiKing VajiralongkornPrime Minister Prayut Chan-o-cha8 August 1967
Socialist Republic of Vietnam
Hanoi331,690c99,000,000[15]2481,148,054 12,6020.704Vietnamese đồng
(VND; ₫)
VietnameseGeneral Secretary of the Communist Party Nguyễn Phú Trọng28 July 1995
President Nguyễn Xuân PhúcPrime Minister Phạm Minh Chính
Association of Southeast Asian Nations
Jakarta (Secretariat)4,479,210673.6551355,869[16] 14,4410.729 (UNDP cal.)English (Working language)Secretary General: Lim Jock Hoi

Non-member states

ASEAN candidate/observer states

GDP per cap.
Official languagesLeadersStatus
Heads of StateHeads of Government
East Timor
Democratic Republic of Timor-Leste[17]
Dili14,874b1,231,116[18]76.24,9280.620United States dollar
(USD; $)
Tetum and PortuguesePresident Francisco GuterresPrime Minister Taur Matan RuakObserver
Papua New Guinea
Independent State of Papua New Guinea[19][20]
Port Moresby462,840a7,400,000[21]14.52,3990.491Papua New Guinean kina
(PGK; K)
English, Tok Pisin, and Hiri MotuQueen Elizabeth II
(Governor-General: Bob Dadae)
Prime Minister James MarapeObserver

ASEAN Plus Three Nation States

The present members of ASEAN together with:

GDP per cap.
Official languagesLeaders
Heads of StateHeads of Government
People's Republic of China
Beijing9,640,011a1,371,790,000[22]139.612,8800.719Chinese yuan
(CNY; ¥)
Standard ChineseGeneral Secretary of the Communist Party Xi Jinping
President Xi JinpingPremier Li Keqiang
JapanTokyo377,873b126,865,000[23]337.637,3900.890Japanese yen
(JPY; ¥)
Japanese (de facto)Emperor NaruhitoPrime Minister Fumio Kishida
South Korea
Republic of Korea
Seoul100,140c51,448,183[24]49335,2770.891South Korean won
(KRW; ₩)
KoreanPresident Moon Jae-inPrime Minister Kim Boo-kyum

East Asia Summit

The present members of ASEAN Plus Three together with:

GDP per cap.
Official languagesLeaders
Heads of StateHeads of Government
Commonwealth of Australia
Canberra7,686,850d23,881,139[25]2.83346,4330.933Australian dollar
(AUD; A$)
English (de facto)Queen Elizabeth II
(Governor-General: David Hurley)
Prime Minister Scott Morrison
Republic of India
New Delhi3,287,240a1,366,417.75[26]364.45,8550.586Indian rupee
(INR; )
Hindi in Devanagari script and EnglishPresident Ram Nath KovindPrime Minister Narendra Modi
New ZealandWellington268,680e4,612,280[27]16.135,1520.910New Zealand dollar
(NZD; NZ$)
English, Māori, and NZ Sign LanguageQueen Elizabeth II
(Governor-General: Cindy Kiro)
Prime Minister Jacinda Ardern
Russian Federation
Moscow17,075,400c146,567,880[28]8.324,8050.778Russian ruble
(RUB; ₽)
RussianPresident Vladimir PutinPrime Minister Mikhail Mishustin
United States
United States of America
Washington, D.C.9,629,091b321,719,000[29]3254,5970.914United States dollar
(USD; $)
English (de facto)President Joe Biden

ASEAN Regional Forum

The ASEAN Regional Forum is an informal multilateral dialogue of 28 members that seeks to address security issues in the Asia-Pacific region.

The list includes the members of the East Asia Summit plus:

GDP per cap.
Official languagesLeaders
Heads of StateHeads of Government
People's Republic of Bangladesh[30]
Dhaka148,460b159,143,012[31]1,099.36,6360.632Bangladeshi taka
(BDT; ৳)
BengaliPresident Abdul HamidPrime Minister Sheikh Hasina Wazed
CanadaOttawa9,984,670c35,749,600[32]3.4144,8430.902Canadian dollar
(CAD; C$)
English and FrenchQueen Elizabeth II
(Governor-General: Mary Simon)
Prime Minister Justin Trudeau
MongoliaUlaanbaatar1,564,115e3,032,606[33]1.7511,8820.698Mongolian tögrög
(MNT; ₮)
MongolianPresident Ukhnaagiin KhürelsükhPrime Minister Luvsannamsrain Oyun-Erdene
North Korea
Democratic People's Republic of Korea
Pyongyang120,540d25,155,000[34]198.31,8001,800 est.0.7660.540 (2012 UNDP)North Korean won
(KPW; ₩)
KoreanGeneral Secretary of the Workers' Party and Supreme Leader Kim Jong-un
President of the State Affairs Commission Kim Jong-un
(Chairman of the Standing Committee of the Supreme People's Assembly: Choe Ryong-hae)
Premier Kim Tok-hun
Islamic Republic of Pakistan
Islamabad796,095a191,198,263[35]214.34,7360.537Pakistani rupee
(PKR; ₨)
Urdu and EnglishPresident Arif AlviPrime Minister Imran Khan
Sri Lanka
Democratic Socialist Republic of Sri Lanka
Sri Jayawardenepura Kotte (Administrative)
Colombo (Commercial)
65,61020,771,00[36]32310,3720.750Sri Lankan rupee
(LKR; රු)
Sinhalese and TamilPresident Gotabaya RajapaksaPrime Minister Mahinda Rajapaksa
European UnionBrussels (de facto)4,233,262447,706,209[37]10637,6070.8760.876 (UNDP cal.)Euro (EUR; €) and 10 othersVariousPresident of the Council Charles MichelPresident of the Commission Ursula von der Leyen


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  2. Overview Archived 9 January 2008 at the Wayback Machine, ASEAN Secretariat official website. Retrieved 12 June 2006
  3. at purchasing power parity, in US dollars (IMF 2021 est.)
  4. at Human Development Index (2020 est. for 2019)
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  13. "Archived copy". Department of Statistics Singapore. Archived from the original on 29 November 2015. Retrieved 30 August 2015.{{cite web}}: CS1 maint: archived copy as title (link)
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  19. Papua New Guinea asks RP support for Asean membership bid Retrieved 8 July 2009
  20. Somare seeks PGMA's support for PNG's ASEAN membership bid Archived 6 March 2010 at the Wayback Machine Retrieved 8 July 2009
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