Censor.NET reports citing the statement by the president's press office.
Gaidar was appointed by the decree No. 83/2017.
Maria Gaidar is great-granddaughter of outstanding Russian writer Arkady Gaidar and daughter of famous Russian politician Yegor Gaidar, who developed and implemented economic reforms in Russia in early 1990s.
Mikheil Saakashvili proposed her a post of his deputy in July 2015. Poroshenko granted her Ukrainian citizenship and personally handed a Ukrainian passport in August 2015.
Gaidar resigned from the post in the Odesa Regional State Administration in May 2016.
"We are looking forward to French's choice in favor of a strong France in united Europe," - Poroshenko(0)
Russia sanctions to be kept until Minsk accords fulfilled, Crimea returned, - US Department of State(0)
Ukraine reforms slowed down over year against consolidation of power by President Poroshenko, - Carnegie Endowment(0)