Lee Ah-reum (Korean: ???; born 22 April 1992) is a South Korean taekwondo athlete.
She attended Seoul Physical Education High School (????????) and Korea National Sport University.
She won the gold medal at the 2014 Asian Games in the women's featherweight category, defeating Mayu Hamada of Japan.
She won the gold medal at the 2017 World Taekwondo Championships in the women's featherweight category, beating the Olympic champion Jade Jones in the semi-finals and Hatice Kübra Ilgün of Turkey in the final.