Guillaume Vuilletet (born 20 July 1967) is a French politician who has served as Member of the National Assembly for Val-d'Oise's 2nd constituency since 2017.

[1] Vuilletet was a member of Europe Ecology – The Greens (EELV) from 2010 to 2015 before co-founding the Ecologist Party with François de Rugy.

[5] From April 2004 to December 2015, Vuilletet served as a regional councillor of Île-de-France, sitting on the culture and communications technology, international relations, European affairs and territorial development committees.

In the concurrent 2017 French legislative elections, Vuilletet was nominated by Macron's La République En Marche!

[7] In September 2020, Vuilletet became the vice-president of whip coordination of the La République En Marche group, led by Christophe Castaner.