Sébastien Meurant (; born 18 March 1971) is a French politician. He has been a member of the Departmental Council of Val-d'Oise for the canton of Domont since 2021, having previously served from 2015 to 2017. From 2017 to 2023, Meurant was a member of the Senate for Val-d'Oise.
From 2008 to 2017, he served as mayor of Saint-Leu-la-Forêt. In the 2024 legislative election, he was a candidate for Reconquête in Val-d'Oise's 4th constituency.
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