Hak Ja Han (Korean: 한학자, Hanja: 韓鶴子) or Hakja Han Moon (born January 6, 1943 lunar calendar) is a Korean religious leader. She and her late husband Sun Myung Moon were the leaders of the Unification Church and are considered by church members to be the True Parents of humankind. They married in April 1960 and have 13 children and over 40 grandchildren, as well as a growing number of great-grandchildren.