Seongbuk B
| Seongbuk B | |
|---|---|
| Single-member constituency for the National Assembly | |
| Location of the constituency | |
| District(s) | Seongbuk District (part) | 
| Region | Seoul | 
| Electorate | 180,743 (2020) | 
| Current constituency | |
| Created | 1988 | 
| Seats | 1 | 
| Party | Democratic Party | 
| Member(s) | Kim Nam-geun | 
| Created from | Seongbuk | 
Seongbuk B (Korean: 성북구 을) is a constituency of the National Assembly of South Korea. The constituency consists of portions of Seongbuk District, Seoul. As of 2020, 180,743 eligible voters were registered in the constituency. The constituency was created in 1988 from the Seongbuk constituency.