Kweon Seong-dong (Korean: 권성동, born 29 April 1960) is a South Korean lawyer and politician. A member of the conservative People Power Party (PPP), he has been the Member of Parliament for Gangneung since 2009. Before entering politics, Kweon worked as a prosecutor and lawyer at various prosecution offices and the Ministry of Justice. He made his political debut at the which he won with about 51% of popular votes. He made himself known through his role at the 2016 political scandal, which let the impeachment of Park Geun-hye.