Growing up in Valencia in the Alinghi family, Marie started her sailing career with the Optimist before moving to the Nacra 15 achieving podiums in 3 World championships between 2022 and 2023, including a U19 World title in 2023. She also sails many other boats alongside, including J/70, Waszp, M2, Flying Phantom and TF35 in 2023 helming Alinghi Red Bull Racing for some regattas.