It seems like such a beautiful actress is still living a single life. Till now, any information related to her love affairs and her married life is not known in the media.
Keen on acting since her childhood days, Son made her acting debut in 2000 and that was from the movie, Secret Tears. In 2001, she appeared in two different television series. She got her rise in fame after she appeared in the movie, The Classic. She is one of the richest South Korean celebrities and her net worth is said to be around $20 Million.