Alexandra Martin (born 28 July 1976) is a French politician from La République En Marche! who represented Gironde's 1st constituency in the National Assembly from 2023 to 2024.
In the 2022 election, Martin was the substitute candidate for Thomas Cazenave, and took his seat when he was appointed to the Borne government.
In the run-up to the 2022 Republican leadership election, Martin endorsed ÃÂric Ciotti as the party's chairman. In the Republicans' 2025 leadership election, she later endorsed Bruno Retailleau to succeed Ciotti as the party's new chair.