Emma Ponthieu (born March 9, 1996) is a French field hockey player who represents France as a member of the women's national field hockey team. She primarily plays as a defender.
At the club level, Ponthieu plays for Racing Club de France, a sports club based in Paris. Her international career includes appearances in several major tournaments sanctioned by the International Hockey Federation (FIH) and the European Hockey Federation (EHF). She was a member of the French squad that competed in the 2021 EuroHockey Championship and the 2023 EuroHockey Championship II, where France achieved a first-place finish.
Ponthieu was selected to represent France at the 2024 Summer Olympics in Paris, marking a significant milestone in the development of the French women's national field hockey program as the host nation. Throughout her career, she has been recognized for her defensive contributions and her consistent presence in the national team's roster during its transition toward higher-tier international competition.