[2] Vallaud studied at Lycée Louis-Barthou in Pau, Pyrénées-Atlantiques and then graduated from École nationale d'administration (ENA) in 2004, alongside Emmanuel Macron.

[6] In 2017, Vallaud was elected as Member of the National Assembly for the Landes's 3rd constituency, a territory had been held by socialist Henri Emmanuelli until his death.

[11] Under his leadership, the Socialist group became part of the NUPES intergroup alongside Les Écologistes, the French Communist Party and La France Insoumise.

[10] Vallaud was one of only five Socialist MPs who did not vote in favor of confirming Prime Minister Édouard Philippe's government in 2017.

[20] The pair married on the 27th of August 2005 in Hontanx, and Belkacem officially hyphenated her husband's family name in front of hers.