Though Moon is already in her late 20s, there is no any information about her love affairs and married life. It seems like she is still single and has not been married yet.
During her early days, Moon was more interested in painting and to fulfill her dreams about painting she also joined Chugye University for the Arts but later she became more interested in acting and she dropped out from there. That was the beginning of her acting career. She played her debut acting role in 2007 and that was in the TV drama series, Mackerel Run. For her role in Painter of the Wind, she was honored with SBS Drama Awards twice in 2008. Moon who has been earning lucrative amount of salary is said to have net worth of 1 million Dollar.