# Jeju B

Jeju B (Korean: 제주시 을) is a constituency of the National Assembly of South Korea. The constituency consists of part of Jeju City. As of 2016, 171,373 eligible voters were registered in the constituency.

## List of members of the National Assembly

| Election | Member | Party | Dates | Notes |
| 2008 | Kim Woo-nam | United Democratic | 2008–2016 | |
| 2012 | Kim Woo-nam | Democratic United | 2008–2016 | |
| 2016 | Oh Young-hun | Democratic | 2016–2022 | Resigned on 29 April 2022 to run for Governor of Jeju Province |
| 2020 | Oh Young-hun | Democratic | 2016–2022 | Resigned on 29 April 2022 to run for Governor of Jeju Province |
| 2022 by-election | Kim Han-kyu | Democratic | 2022–present | |
| 2024 | Kim Han-kyu | Democratic | 2022–present | |

## Election results
### 2024

Legislative Election 2024: Jeju B :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Kim Han-kyu | 78,774 | 64.64 | 15.23 |
| | People Power | Kim Seung-wook | 38,948 | 31.96 | 13.18 |
| | Green Justice | Kang Soon-ah | 4,139 | 3.39 | new |
| Rejected ballots | Rejected ballots | Rejected ballots | 1,393 | – | |
| Turnout | Turnout | Turnout | 123,254 | 63.22 | 7.81 |
| Registered electors | Registered electors | Registered electors | 194,949 | | |
| | Democratic hold | Democratic hold | Swing | | |

### 2022 by-election

By-election 2022: Jeju B :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Kim Han-kyu | 52,490 | 49.41 | 5.94 |
| | People Power | Bu Sang-il | 47,954 | 45.14 | 4.08 |
| | Independent | Kim Woo-nam | 5,775 | 5.43 | new |
| Rejected ballots | Rejected ballots | Rejected ballots | 1,563 | – | |
| Turnout | Turnout | Turnout | 107,782 | 55.41 | 8.64 |
| Registered electors | Registered electors | Registered electors | 194,534 | | |
| | Democratic hold | Democratic hold | Swing | | |

### 2020

Legislative Election 2020: Jeju B :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Oh Young-hun | 67,206 | 55.4 | +10.2 |
| | People Power | Bu Sang-il | 49,862 | 41.1 | −1.1 |
| | Minjung | Kang Eun-ju | 3,244 | 2.7 | new |
| | Others | — | 1,100 | 0.9 | new |
| Rejected ballots | Rejected ballots | Rejected ballots | – | – | – |
| Turnout | Turnout | Turnout | 121,412 | 63.3 | +13.3 |
| Registered electors | Registered electors | Registered electors | 191,862 | | |
| | Democratic hold | Democratic hold | Swing | | |

### 2016

Legislative Election 2016: Jeju B :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Oh Young-hun | 44,338 | 45.2 | −24.7 |
| | Saenuri | Bu Sang-il | 41,456 | 42.3 | +24.4 |
| | People | Oh Soo-yong | 11,467 | 11.7 | new |
| | Hannara | Cha Ju-hong | 834 | 0.9 | new |
| Rejected ballots | Rejected ballots | Rejected ballots | 1,334 | – | – |
| Turnout | Turnout | Turnout | 99,429 | 58.0 | +10.6 |
| Registered electors | Registered electors | Registered electors | 171,373 | | |
| | Democratic hold | Democratic hold | Swing | | |

### 2012

Legislative Election 2012: Jeju B :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic United | Kim Woo-nam | 46,236 | 69.9 | +26.8 |
| | Liberty Forward | Kang Jung-hee | 11,856 | 17.9 | +11.0 |
| | New Progressive | Jeon Woo-hong | 8,056 | 12.2 | new |
| Rejected ballots | Rejected ballots | Rejected ballots | 3,594 | – | – |
| Turnout | Turnout | Turnout | 69,742 | 47.4 | −4.5 |
| Registered electors | Registered electors | Registered electors | 147,060 | | |
| | Democratic United hold | Democratic United hold | Swing | | |

### 2008

Legislative Election 2008: Jeju B :
| Party | Party | Candidate | Votes | % | ±% |
| | United Democratic | Kim Woo-nam | 30,170 | 43.1 | new |
| | Grand National | Bu Sang-il | 26,474 | 37.8 | new |
| | Liberty Forward | Kang Chang-jae | 4,811 | 6.9 | new |
| | Democratic Labor | Kim Hyo-sang | 4,578 | 6.5 | new |
| | Pro-Park | Kim Chang-uop | 3,080 | 4.4 | new |
| | Family Federation | Kim Chang-jin | 863 | 1.2 | new |
| Rejected ballots | Rejected ballots | Rejected ballots | 599 | – | – |
| Turnout | Turnout | Turnout | 70,575 | 51.9 | |
| Registered electors | Registered electors | Registered electors | 136,099 | | |
| | United Democratic win (new seat) | United Democratic win (new seat) | United Democratic win (new seat) | United Democratic win (new seat) | United Democratic win (new seat) |