Florent Marais (born 8 July 2000) is a French Paralympic swimmer. In 2021, he won the bronze medal in the men's 100 metre backstroke S10 event at the 2020 Summer Paralympics in Tokyo, Japan. In 2018, he competed in the men's 100 metre freestyle S10 event at the 2018 Mediterranean Games held in Tarragona, Spain. He also competed at the 2020 World Para Swimming European Open Championships held in Funchal, Portugal.