| Gwangjin B | |
|---|---|
| Single-member constituency for the National Assembly | |
 Location of the constituency | |
| District(s) | Gwangjin District (part) |
| Region | Seoul |
| Electorate | 151,508 (2024) |
| Current constituency | |
| Created | 1996 |
| Seats | 1 |
| Party | Democratic Party |
| Member | Ko Min-jung |
| Council constituency | Gwangjin 3rd district Gwangjin 4th district |
| Created from | Seongdong C |
Gwangjin B (Korean: 광진구 을) is a constituency of the National Assembly of South Korea. The constituency consists of part of Gwangjin District, Seoul. As of 2024, 151,508 eligible voters were registered in the constituency.