| Changwon Seongsan | |
| Type: | Single-member |
| Constituency Link: | Seongsan, Changwon (constituency) |
| Parl Name: | National Assembly |
| District Label: | District(s) |
| District: | Seongsan, Changwon |
| Region Label: | Region |
| Region: | South Gyeongsang Province |
| Electorate: | 208,594 |
| Year: | 2012 |
| Members Label: | Member |
| Members: | Huh Sung-moo |
| Seats: | 1 |
| Elects Howmany: | 1 |
| Party Label: | Party |
| Party: | Democratic Party |
| Local Council Label: | Council constituency |
| Previous: | Changwon B |
Changwon Seongsan (Korean: 창원시 성산구) is a constituency of the National Assembly of South Korea. The constituency consists of Seongsan, Changwon, South Gyeongsang Province. As of 2024, 208,594 eligible voters were registered in the constituency. The constituency was organized into its current form in 2012 from the Changwon B constituency.
| Election | Member | Party | Dates | Notes | ||
|---|---|---|---|---|---|---|
| bgcolor= | 2012 | Kang Gi-yun | Saenuri | 2012–2016 | ||
| 2016 | Roh Hoe-chan | Justice | 2016–2018 | Leader of the New Progressive Party (2008–2010); Floor leader of the Justice Party (2016–2018) | ||
| 2019 by-election | Yeo Yeong-gug[1] [2] | 2019–2020 | ||||
| bgcolor= | 2020 | Kang Gi-yun | United Future | 2020–2024 | ||
| bgcolor= | 2024 | Huh Sung-moo | Democratic | 2024–present | ||