Mun Song-hui (born 9 January 2002) is a North Korean judoka. Mun competed for North Korea at the 2022 Asian Games, which were postponed to 2023, where she earned a silver medal. Mun also competed in the 2024 Asian Championships, for which she won a silver medal in the women's 70kg division. She also represented North Korea at the 2024 Summer Olympics in Paris.