# Dongjak B

Dongjak B (Korean: 동작구 을) is a constituency of the National Assembly of South Korea. The constituency consists of part of Dongjak District, Seoul. As of 2016, 161,781 eligible voters were registered in the constituency.

## List of members of the National Assembly

| Election | Member | Party | Dates | Notes |
| 1988 | Park Sil | Peace Democratic | 1988–1996 | |
| 1992 | Park Sil | Democratic | 1988–1996 | |
| 1996 | Yoo Yong-tae | New Korea | 1996–2004 | |
| 2000 | Yoo Yong-tae | Millennium Democratic | 1996–2004 | |
| 2004 | Lee Kye-ahn | Uri | 2004–2008 | President and CEO of the Hyundai Motor Company (former); Chairman of Hyundai Capital (former); Chairman of Hyundai Card (former) |
| 2008 | Chung Mong-joon | Grand National | 2008–2014 | Chairman of Hyundai Heavy Industries (former); President of the Korea Football Association (1993–2009); Vice President of the FIFA (1994–2011); Chairman of the Grand National Party (2009–2010) |
| 2012 | Chung Mong-joon | Saenuri | 2008–2014 | Chairman of Hyundai Heavy Industries (former); President of the Korea Football Association (1993–2009); Vice President of the FIFA (1994–2011); Chairman of the Grand National Party (2009–2010) |
| 2014 | Na Kyung-won | Saenuri | 2014–2020 | Floor leader of the Liberty Korea Party (2018–2019) |
| 2016 | Na Kyung-won | Saenuri | 2014–2020 | Floor leader of the Liberty Korea Party (2018–2019) |
| 2020 | Lee Su-jin | Democratic | 2020–2024 | Left the Democratic Party on 22 February 2024 |
| 2024 | Na Kyung-won | People Power | 2024–present | |

## Recent election results
### 2024

Legislative Election 2024: Dongjak B :
| Party | Party | Candidate | Votes | % | ±% |
| | People Power | Na Kyung-won | 62,720 | 54.01 | 8.97 |
| | Democratic | Ryu Sam-young | 53,395 | 45.98 | 6.18 |
| Rejected ballots | Rejected ballots | Rejected ballots | 1,519 | – | |
| Turnout | Turnout | Turnout | 117,634 | 74.18 | 0.75 |
| Registered electors | Registered electors | Registered electors | 158,571 | | |
| | People Power gain from Independent | People Power gain from Independent | Swing | | |

### 2020

Legislative Election 2020: Dongjak B :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Lee Su-jin | 61,407 | 52.2 | +20.7 |
| | United Future | Na Kyung-won | 53,026 | 45.0 | +1.6 |
| | Justice Party | Lee Ho-yeong | 2,334 | 2.0 | new |
| | Minjung Party | Choi Seo-hyeon | 614 | 0.5 | −0.1 |
| | National Revolutionary Dividends | Lee Ju-yang | 345 | 0.3 | new |
| Rejected ballots | Rejected ballots | Rejected ballots | 1,274 | – | – |
| Turnout | Turnout | Turnout | 119,000 | 73.4 | – |
| Registered electors | Registered electors | Registered electors | 162,038 | | |
| | Democratic gain from United Future | Democratic gain from United Future | Swing | | |

### 2016

Legislative Election 2016: Dongjak B :
| Party | Party | Candidate | Votes | % | ±% |
| | Saenuri | Na Kyung-won | 44,457 | 43.4 | −6.5 |
| | Democratic | Heo Dong-joon | 32,212 | 31.5 | new |
| | People | Chang Jin-young | 25,133 | 24.5 | new |
| | People's United | Lee Sang-hyun | 610 | 0.6 | new |
| Rejected ballots | Rejected ballots | Rejected ballots | 1,789 | – | – |
| Turnout | Turnout | Turnout | 104,201 | 64.4 | +17.6 |
| Registered electors | Registered electors | Registered electors | 161,781 | | |
| | Saenuri hold | Saenuri hold | Swing | | |

### 2014 (by-election)

By-election 2014: Dongjak B :
| Party | Party | Candidate | Votes | % | ±% |
| | Saenuri | Na Kyung-won | 38,311 | 49.9 | −0.9 |
| | Justice | Roh Hoe-chan | 37,382 | 48.7 | new |
| | Labor | Kim Jong-chul | 1,076 | 1.4 | −3.7 |
| Rejected ballots | Rejected ballots | Rejected ballots | 1,403 | – | – |
| Turnout | Turnout | Turnout | 78,172 | 46.8 | −12.6 |
| Registered electors | Registered electors | Registered electors | 167,020 | | |
| | Saenuri hold | Saenuri hold | Swing | | |

### 2012

Legislative Election 2012: Dongjak B :
| Party | Party | Candidate | Votes | % | ±% |
| | Saenuri | Chung Mong-joon | 46,480 | 50.8 | −3.6 |
| | Democratic United | Lee Kye-ahn | 40,293 | 44.0 | +2.5 |
| | New Progressive | Kim Jong-chul | 4,708 | 5.1 | +3.1 |
| Rejected ballots | Rejected ballots | Rejected ballots | 500 | – | – |
| Turnout | Turnout | Turnout | 91,981 | 59.4 | +2.6 |
| Registered electors | Registered electors | Registered electors | 154,966 | | |
| | Saenuri hold | Saenuri hold | Swing | | |

### 2008

Legislative Election 2008: Dongjak B :
| Party | Party | Candidate | Votes | % | ±% |
| | Grand National | Chung Mong-joon | 47,521 | 54.4 | +17.9 |
| | Democratic | Chung Dong-young | 36,251 | 41.5 | new |
| | New Progressive | Kim Jong-chul | 1,758 | 2.0 | new |
| | Democratic Labor | Kim Ji-hee | 1,060 | 1.2 | −4.5 |
| | Christian | Na Yong-jip | 400 | 0.5 | new |
| | Family Federation | Ok Yoon-ho | 291 | 0.3 | new |
| | Unification | Chung Youn-joong | 51 | 0.1 | new |
| Rejected ballots | Rejected ballots | Rejected ballots | 461 | – | – |
| Turnout | Turnout | Turnout | 87,793 | 56.8 | −7.2 |
| Registered electors | Registered electors | Registered electors | 154,470 | | |
| | Grand National gain from Democratic | Grand National gain from Democratic | Swing | | |