Lee Hak-ja (, born 2 April 1941) is a South Korean track and field athlete.
She competed in the women's 800 metres at the 1960 Summer Olympics. At the 1964 Summer Olympics, she competed in the women's 4 ÃÂ 100 metres relay and women's pentathlon.
She married Chung Kyo-mo and immigrated to Texas, United States.