Laurent Duplomb (born 24 October 1971) is a French politician of The Republicans serving as a member of the Senate since 2017. 
Political career.
In the 2007 legislative election, Duplomb was a candidate for the National Assembly in Haute-Loire's 2nd constituency.
From 2010 to 2017, Duplomb served as mayor of Saint-Paulien. 
In the Republicans' 2025 leadership election, Duplomb endorsed Laurent Wauquiez to succeed Éric Ciotti as the party's new chair and joined his campaign team.