Seong Seung-min (; born 13 May 2003) is a South Korean modern pentathlete. She became the individual world champion in 2024 and won a bronze medal at the 2024 Summer Olympics in Paris.
She won gold in the individual event and silver in the team event at the 2024 World Modern Pentathlon Championships.
She competed at the 2024 Summer Olympics in Paris in August 2024, winning bronze .