 Lee Hong-heon legally adopted Kyeon's two daughters from her first marriage, and they took on his surname; Lee Yu-bi and Lee Da-in are both actresses.Kyeon is also a part of the Hwanggan Kyeon clan, which makes her a descendant of Gyeon Hwon, who was the first king of the Hubaekje kingdom, during the Later Three Kingdoms of Korea.In 2009, Kyeon was investigated for stock manipulation, with her husband Lee suspected of insider trading.