List of members of the National Assembly (South Korea), 2016–2020

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The 20th session of the National Assembly of South Korea first convened on 30 May 2016 and was seated until 29 May 2020. Its members were first elected in the 2016 legislative election held on 13 April 2016. It was preceded by the 19th National Assembly of South Korea and succeeded by the 21st National Assembly of South Korea.

Composition[]

In the 2016 legislative election, four political parties were elected to the Assembly. As of 2017, three additional parties were newly established.

Party Original
elected seats
Current
seats
Con. PR Total ± Total %
Democratic Party 110 13 123 -3 120 41.38%
United Future Party 105 17 122 -30 92 31.72%
People's Party 25 13 38 N/A N/A
Minsaeng Party N/A N/A N/A N/A 20 6.90%
Future Korea Party N/A N/A N/A N/A 20 6.90%
Platform Party N/A N/A N/A N/A 8 2.76%
Justice Party 2 4 6 0 6 2.07%
Our Republican Party N/A N/A N/A N/A 2 0.69%
Open Democratic Party N/A N/A N/A N/A 1 0.3%
Minjung Party N/A N/A N/A N/A 1 0.3%
Korean Economic Party N/A N/A N/A N/A 1 0.3%
People Party N/A N/A N/A N/A 1 0.3%
Pro-Park New Party N/A N/A N/A N/A 1 0.3%
Independent 11 N/A 11 +6 17 5.86%
Totals 253 47 300 -10 290 100.0%

List of members[]

Constituency[]

SeoulBusanDaeguIncheonGwangjuDaejeonUlsanSejong
GyeonggiGangwonNorth ChungcheongSouth ChungcheongNorth JeollaSouth JeollaNorth GyeongsangSouth GyeongsangJeju

Seoul[]

Constituency Member Party Notes
Jongno Chung Sye-kyun Democratic Left MPK as being elected a speaker. Rejoined Democratic after his end of terms of a speaker.
JungSeongdong A Hong Ihk-pyo Democratic
JungSeongdong B Ji Sang-wook Future United Left Liberty Korea and joined Bareun and merged to Bareunmirae and left Bareunmirae and created New Conservative and merged into Future United
Yongsan Chin Young Democratic
Gwangjin A Jeon Hye-sook Democratic
Gwangjin B Choo Mi-ae Democratic
Dongdaemun A Ahn Gyu-baek Democratic
Dongdaemun B Min Byung-doo Independent Left Democratic
Jungnang A Seo Young-kyo Democratic Left Minjoo and rejoined Democratic
Jungnang B Park Hong-keun Democratic
Seongbuk A Democratic
Seongbuk B Ki Dong-min Democratic
Gangbuk A Cheong Yang-seog United Future Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea and merged into United Future
Gangbuk B Park Yong-jin Democratic
Dobong A In Jae-keun Democratic
Dobong B Kim Seon-dong United Future
Nowon A Democratic
Nowon B Woo Won-shik Democratic
Nowon C Ahn Cheol-soo
Kim Seong-hwan
People's
Democratic
Resigned to campaign for President of South Korea on 17 April 2017.
Took office on 13 June 2018.
Eunpyeong A Park Joo-min Democratic
Eunpyeong B Democratic
Seodaemun A Woo Sang-ho Democratic
Seodaemun B Democratic
Mapo A Noh Woong-rae Democratic
Mapo B Open Democratic Left Democratic and maintained independent and created Open Democratic
Yangcheon A Hwang Hee Democratic
Yangcheon B Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea
Gangseo A Democratic
Gangseo B Kim Sung-tae Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea
Gangseo C Han Jeoung-ae Democratic
Guro A Lee In-young Democratic
Guro B Park Young-sun Democratic
Geumcheon Democratic
Yeongdeungpo A Kim Young-joo Democratic
Yeongdeungpo B Democratic
Dongjak A Kim Byung-kee Democratic
Dongjak B Na Kyung-won Future United
Gwanak A Independent Merged to Bareunmirae and left Bareunmirae
Gwanak B Oh Shin-hwan Future United Left Liberty Korea and joined Bareun and merged to Bareunmirae and left Bareunmirae and created New Conservative and merged into Future United
Seocho A Future United Left Liberty Korea and joined Bareun and merged to Bareunmirae and left Bareunmirae and created New Conservative and merged into Future United
Seocho B Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea
Gangnam A Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea
Gangnam B Democratic
Gangnam C Korea Economic Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea and left Liberty Korea and joined Christian Liberal Unification; kicked out and joined Korea Economic
Songpa A Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea
Songpa B
Choi Jae-seong
People's
Democratic
Left Democratic and joined People's. Lost seat on 5 December 2017 for election law violations.
Took office on 13 June 2018.
Songpa C Nam In-soon Democratic
Gangdong A Jin Sun-mee Democratic
Gangdong B Democratic

Busan[]

Constituency Member Party Notes
JungYeongdo Kim Moo-sung Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea
SeoDong Future United
Busanjin A Kim Young-choon Democratic
Busanjin B Future United
Dongnae Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea
Nam A Future United
Nam B Democratic
BukGangseo A Democratic
BukGangseo B Future United
Haeundae A Ha Tae-keung Future United Left Liberty Korea and joined Bareun and merged to Bareunmirae and left Bareunmirae and created New Conservative and merged into Future United
Haeundae B
Liberty Korea
Democratic
Resigned for private reason on 23 January 2018.
Took office on 13 June 2018.
Saha A Democratic
Saha B Cho Kyoung-tae Future United
Geumjeong Kim Se-yeon Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea
Yeonje Democratic
Suyeong Future United
Sasang Future United Rejoined the Saenuri and left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea.
Gijang Future United

Daegu[]

Constituency Member Party Notes
JungNam Future United
Dong A Future United
Dong B Yoo Seong-min Future United Left Liberty Korea and joined Bareun and merged to Bareunmirae and left Bareunmirae and created New Conservative and merged into Future United
Seo Future United
Buk A Future United Left Liberty Korea and re-join
Buk B Democratic Rejoined Democratic
Suseong A Kim Boo-kyum Democratic
Suseong B Joo Ho-young Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea
Dalseo A Future United
Dalseo B Future United
Dalseo C Cho Won-jin Our Republican Left Liberty Korea and joined (new) Saenuri
Dalseong Future United

Incheon[]

Constituency Member Party Notes
JungDongGanghwaOngjin Ahn Sang-soo Future United Rejoined Saenuri.
Nam A Future United Left Liberty Korea and left Bareun and rejoined Liberty Korea.
Nam B Future United Rejoined Saenuri.
Yeonsu A Democratic
Yeonsu B Future United
Namdong A Park Nam-choon
Democratic Resigned to campaign for The election of the mayor of Incheon on 13 June 2018.
Took office on 13 June 2018.
Namdong B Youn Kwan-suk Democratic
Bupyeong A Future United
Bupyeong B Hong Young-pyo Democratic
Gyeyang A Democratic
Gyeyang B Song Young-gil Democratic
Seo A Future United Left Liberty Korea and joined Bareun and merged to Bareunmirae and left Bareunmirae and rejoined Liberty Korea.
Seo B Shin Dong-kun Democratic

Gwangju[]

Constituency Member Party Notes
DongNam A Minsaeng Left People's and joined Democracy and Peace
Left Democracy and Peace and merged to Minsaeng
DongNam B Park Joo-sun Minsaeng Merged to Bareunmirae and merged to Minsaeng
Seo A
People's
Democratic
Lost seat on 8 February 2018 for election law violations.
Took office on 13 June 2018.
Seo B Chun Jung-bae Minsaeng Left People's and joined Democracy and Peace
Left Democracy and Peace and merged to Minsaeng
Buk A Independent Left People's and joined Democracy and Peace
Left Democracy and Peace
Buk B Minsaeng Left People's and joined Democracy and Peace
Left Democracy and Peace and merged to Minsaeng
Gwangsan A Minsaeng Merged to Bareunmirae and merged to Minsaeng
Gwangsan B Nationals Merged to Bareunmirae
Left Bareunmirae and joined Nationals

Daejeon[]

Constituency Member Party Notes
Dong Future United
Jung Future United
Seo A Democratic
Seo B Park Beom-kye Democratic
Yuseong A Democratic
Yuseong B Democratic
Daedeok Future United

Ulsan[]

Constituency Member Party Notes
Jung Future United Left Saenuri and rejoined Liberty Korea.
Nam A Future United
Nam B Bak Maeng-woo Future Korea Left Future United and joined Future Korea.
Dong Minjung Joined Minjung
Buk
Minjung
Democratic
Joined Minjung. Lost seat on 22 December 2017 for election law violations.
Took office on 13 June 2018.
Ulju Independent Rejoined Saenuri and left Saenuri and joined Bareun and rejoined Liberty Korea and left Liberty Korea again.

Sejong[]

Constituency Member Party Notes
Sejong Lee Hae-chan Democratic Rejoined Minjoo.

Gyeonggi[]

Constituency Member Party Notes
Suwon A Future United Left Democratic and joined Bareun and merged to Bareunmirae and left Bareunmirae and joined Liberty Korea
Suwon B Baek Hye-ryun Democratic
Suwon C Kim Yeong-jin Democratic
Suwon D Park Kwang-on Democratic
Suwon E Kim Jin-pyo Democratic
Seongnam Sujeong-gu Kim Tae-nyeon Democratic
Seongnam Jungwon-gu Future United
Seongnam Bundang-gu A Democratic
Seongnam Bundang-gu B Democratic
Uijeongbu A Moon Hee-sang Independent Left MPK as being elected a speaker.
Uijeongbu B Pro-Park New Party Left Liberty Korea and made Korean Patriots', renamed Our Republican, kicked out of Our Republican and joined Pro-Park New Party.
Anyang Manan-gu Lee Jong-kul Platform Left Democratic and joined in Platform
Anyang Dongan-gu A Lee Seok-hyun Democratic
Anyang Dongan-gu B Shim Jae-chul Future United
Bucheon Wonmi-gu A Democratic
Bucheon Wonmi-gu B Sul Hoon Democratic
Bucheon Sosa-gu Kim Sang-hee Democratic
Bucheon Ojeong-gu Democratic
Gwangmyeong A Democratic
Gwangmyeong B Lee Un-ju Future United Left Democratic and joined Bareun and merged to Bareunmirae
Left Bareunmirae
Created Onward for Future 4.0 and merged into Future United
Pyeongtaek A Won Yoo-chul Future United
Pyeongtaek B Yoo Ui-dong Future United Left Liberty Korea and joined Bareun and merged to Bareunmirae and left Bareunmirae and created New Conservative and merged into Future United
Ansan Sangnok-gu A Jeon Hae-cheol Democratic
Ansan Sangnok-gu B Democratic
Ansan Danwon-gu A Future United
Ansan Danwon-gu B Park Sun-ja Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea
Goyang A Sim Sang-jung Justice
Goyang B Democratic
Goyang C Yoo Eun-hae Democratic
Goyang D Kim Hyun-mee Democratic
Namyangju A Democratic
Namyangju B Kim Han-jeong Democratic
Namyangju C Future United
Siheung A Future United
Siheung B Cho Jeong-sik Democratic
Gunpo A Democratic
Gunpo B Democratic
Yongin A
Vacant
Liberty Korea Lost seat on 30 May 2019 for politic fund law violations.
Yongin B Democratic
Yongin C Han Sun-kyo Future Korea Left Liberty Korea and Joined Future Korea
Yongin D Pyo Chang-won Democratic
Paju A Democratic
Paju B Democratic
Gimpo A Kim Doo-kwan Democratic
Gimpo B Hong Chul-ho Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea
Hwaseong A Independent Left Liberty Korea
Hwaseong B Democratic
Hwaseong C Kwon Chil-seung Democratic
Gwangju A Democratic
Gwangju B Democratic
Guri Yun Ho-jung Democratic
Osan Democratic
Hanam Future United
Icheon Future United
Anseong Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea
Yangju Democratic
UiwangGwacheon Democratic
DongducheonYeoncheon Future United
PocheonGapyeong Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea
YeojuYangpyeong Choung Byoung-gug Future United Left Liberty Korea and joined Bareun and merged to Bareunmirae and left Bareunmirae and created New Conservative and merged into Future United

Gangwon[]

Constituency Member Party Notes
Chuncheon Kim Jin-tae Future United
Wonju A Future United
Wonju B Democratic
Gangneung Future United
DonghaeSamcheok Future United Rejoined Saenuri and left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea
TaebaekHoengseongYeongwolPyeongchangJeongseon Yeom Dong-yeol Future United
SokchoGoseongYangyang Future United
HongcheonCheorwonHwacheonYangguInje Hwang Young-cheul
Vacant
Liberty Korea Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea. Lost seat on 31 October 2019 for politic fund law violations.

North Chungcheong[]

Constituency Member Party Notes
Cheongju Sangdang-gu Chung Woo-taik Future United
Cheongju Seowon-gu Democratic
Cheongju Heungdeok-gu Do Jong-hwan Democratic
Cheongju Cheongwon-gu Democratic
Chungju Future United
JecheonDanyang
Liberty Korea
Democratic
Lost seat on 11 May 2018 for election law violations.
Took office on 13 June 2018.
BoeunOkcheonYeongdongGoesan Future United
JeungpyeongJincheonEumseong Future United

South Chungcheong[]

Constituency Member Party Notes
Cheonan A
Liberty Korea
Democratic
Lost seat on 13 February 2018 for election law violations.
Took office on 13 June 2018.
Cheonan B Democratic
Cheonan C
Democratic
Platform
Resigned to campaign for The election of the governor of South Chungcheong on 13 June 2018.
Took office on 13 June 2018.
Left Democratic and joined Platform.
GongjuBuyeoCheongyang Chung Jin-suk Future United
BoryeongSeocheon Future United
Asan A Future United
Asan B Democratic
SeosanTaean Future United
NonsanGyeryongGeumsan Kim Jong-min Democratic
Dangjin Democratic
HongseongYesan Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea

North Jeolla[]

Constituency Member Party Notes
Jeonju A Independent Left People's and joined Democracy and Peace and merged to Minsaeng and left Minsaeng
Jeonju B Chung Woon-chun Future Korea Left Liberty Korea and joined Bareun and merged to Bareunmirae and left Bareunmirae and created New Conservative and left New Conservative and joined Future Korea
Jeonju C Chung Dong-young Minsaeng Left People's and joined Democracy and Peace and merged to Minsaeng
Gunsan Bareunmirae Merged to Bareunmirae
Iksan A Democratic
Iksan B Cho Bae-sook Minsaeng Left People's and joined Democracy and Peace and merged to Minsaeng
JeongeupGochang You Sung-yop Minsaeng Left People's and joined Democracy and Peace
Left Democracy and Peace and merged to Minsaeng
NamwonImsilSunchang Independent Left People's on 28 December 2018.
GimjeBuan Minsaeng Left People's and joined Democracy and Peace
Left Democracy and Peace and merged to Minsaeng
WanjuJinanMujuJangsu Democratic

South Jeolla[]

Constituency Member Party Notes
Mokpo Park Jie-won Minsaeng Left People's and joined Democracy and Peace
Left Democracy and Peace and merged to Minsaeng
Yeosu A Independent Left People's and joined Democracy and Peace
Left Democracy and Peace
Yeosu B Minsaeng Merged to Bareunmirae and merged to Minsaeng
Suncheon Lee Jung-hyun Independent Left Saenuri
NajuHwasun Democratic Left People's on 28 December 2018.
Joined Democratic on 15 November 2019.
GwangyangGokseongGurye Independent Left People's and joined Democracy and Peace
Left Democracy and Peace
DamyangHampyeongYeonggwangJangseong Democratic
GoheungBoseongJangheungGangjin Minsaeng Left People's and joined Democracy and Peace and merged to Minsaeng
HaenamWandoJindo Minsaeng Left People's and joined Democracy and Peace
Left Democracy and Peace and merged to Minsaeng
YeongamMuanSinan
Democracy and Peace
Democratic
Left People's and joined Democracy and Peace. Lost seat on 8 February 2018 for election law violations.
Took office on 13 June 2018.

North Gyeongsang[]

Constituency Member Party Notes
Pohang Buk-gu Future United
Pohang Nam-guUlleung Future United
Gyeongju Future United
Gimcheon Lee Cheol-uoo
Future United Resigned to campaign for The election of the governor of North Gyeongsang on 13 June 2018.
Took office on 13 June 2018.
Andong Future United
Gyeongsan Choi Kyoung-hwan
Vacant
Liberty Korea Lost seat on 11 July 2019 for politic fund law violations.
Gumi A Future Korea Left Future United and joined in Future Korea
Gumi B Future Korea Left Future United and joined in Future Korea
YeongjuMungyeongYecheon Future United
YeongcheonCheongdo Future United
SangjuGunwiUiseongCheongsong
Saenuri
Future United
Lost seat on 9 February 2017 for election law violations.
Took office on 13 April 2017.
YeongyangYeongdeokBonghwaUljin Future United
GoryeongSeongjuChilgok
Vacant
Liberty Korea Lost seat on 13 June 2019 for politic fund law violations.

South Gyeongsang[]

Constituency Member Party Notes
Changwon Uichang-gu Park Wan-su Future United
Changwon Seongsan-gu Roh Hoe-chan
Yeo Yeong-gug
Justice Roh died on 23 July 2018.
Took office on 3 April 2019.
Changwon Masanhappo-gu Future United
Changwon Masanhoewon-gu Future United
Changwon Jinhae-gu Future Korea Left Liberty Korea and joined Future Korea
Jinju A Future United
Jinju B Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea
TongyeongGoseong
Jeong Jeom-sik
Future United Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea. Lost seat on 27 December 2018 for election law violations.
Took office on 3 April 2019.
SacheonNamhaeHadong Future Korea Left Saenuri and joined Bareun and left Bareun and rejoined Liberty Korea and left Future United and joined Future Korea
Gimhae A Democratic
Gimhae B
Democratic Resigned to campaign for The election of the governor of South Gyeongsang on 13 June 2018.
Took office on 13 June 2018.
MiryangUiryeongHamanChangnyeong
Vacant
Liberty Korea Lost seat on 15 November 2019 for political fund law violations.
Geoje Future United
Yangsan A Future United
Yangsan B Democratic
SancheongHamyangGeochangHapcheon Future United

Jeju[]

Constituency Member Party Notes
Jeju A Kang Chang-il Democratic
Jeju B Oh Young-hun Democratic
Seogwipo Wi Seong-gon Democratic

Proportional representation[]

DemocraticLiberty KoreaBareunmiraeJustice

Democratic[]

List number Member Notes
1 Park Kyung-mi
2 Kim Chong-in Lost seat on 8 March 2017 after he left the Minjoo.
3
4
5
6
7 Lost seat on 20 June 2017 after she left the Minjoo as she became a member of government of the Office of the President of Cheongwadae(The Blue House).
8
9 Expelled from the Minjoo and joined Platform.
10 Lost seat on 30 January 2020 after he resigned as he became the Chief of Secretary of the Prime Minister of the Republic of Korea on 30 January 2020.
11
12
13 Jung Choun-sook
14 Took office on 8 March 2017 after Kim Chong-in (#2) resigned.
Expelled from the Minjoo and joined Platform.
15 Took office on 22 June 2017 after Moon Mi-ok (#7) resigned.
Lost seat on 10 October 2019 after he resigned as he became the Ambassador of the Republic of Korea in the United States of America on 9 October 2019.
16 Took office on 11 October 2019 after Lee Su-hyeok (#15) resigned.
Expelled from the Minjoo and joined Platform.
17 Took office on 30 January 2020 after Kim Sung-soo (#10) resigned.

United Future[]

List number Member Notes
1 Expelled from Future United and joined Future Korea
2 Expelled from Liberty Korea and joined Future Korea
3
4 Expelled from Future United and joined Future Korea
5
6 Expelled from Future United and joined Future Korea
7
8 Kim Sung-tae
9
10 Kim Jong-suk
11 Expelled from Future United and joined Future Korea
12
13 Expelled from Future United and joined Future Korea
14 Cho Hoon-hyun Expelled from Liberty Korea and joined Future Korea
15 Expelled from Future United and joined Future Korea
16
17

Minsaeng[]

List number Member Notes
1
2 Oh Se-jung Lost seat on 10 October 2018 after he resigned for the election of the president of Seoul National University.
3 Park Joo-hyun
4 Lee Sang-don
5
6
7 Lost seat on 10 March 2020 after she left Minsaeng(merged from Bareunmirae) and joined Future United.
8 Lost seat on 9 March 2020 after he left Minsaeng(merged from Bareunmirae) and joined People.
9 Lost seat on 10 March 2020 after he left Minsaeng(merged from Bareunmirae) and joined Future United.
10 Lost seat on 10 March 2020 after he left Minsaeng(merged from Bareunmirae) and joined Future United.
11
12 Lost seat on 10 March 2020 after he left Minsaeng(merged from Bareunmirae) and joined Future United.
13
14 Took office in October 2018 after Oh Se-jung (#2) resigned
Lost seat on 10 March 2020 after he left Minsaeng(merged from Bareunmirae) and joined Future United.

Justice[]

List number Member Notes
1
2
3
4 Yun So-ha
Preceded by
2012–16
Members of the National Assembly Succeeded by
2020–24
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