Petrus Johannes "Peter" Valstar (born 27 March 1985) is a Dutch politician of the conservative liberal People's Party for Freedom and Democracy (VVD). He worked as a press officer for the VVD, as the political assistant of Minister Jeanine Hennis-Plasschaert and Prime Minister Mark Rutte, and as a spokesperson at the Ministry of Defence before being elected to the House of Representatives in March 2021.