Park Yu-jin (born 25 June 1993) is a South Korean judoka. In 2018, she won the silver medal in the women's 78 kg event at the 2018 Asian Games held in Jakarta, Indonesia. In 2017, she won one of the bronze medals in the mixed team event at the 2017 World Judo Championships held in Budapest, Hungary. She also competed in the women's 78 kg event where she was eliminated in her first match.