On August 15, 2012, it was announced that Byul was to marry Haha, South Korean singer, actor and cast member of the variety show Running Man, on November 30, 2012.
Pada tanggal 15 Agustus 2012, diumumkan bahwa dia menikahi penyanyi Korea Selatan, aktor dan pemain dari acara varietas Running Man, Haha pada 30 November 2012.