Yoon Hyun-ji (born 14 February 1994) is a South Korean judoka. In 2021, she competed in the women's 78 kg event at the 2020 Summer Olympics in Tokyo, Japan. She is the gold medallist of the 2021 Asian-Pacific Judo Championships in the -78 kg category. In 2022, she won the gold medal in her event at the Judo Grand Prix Almada held in Almada, Portugal.