Mariana Vieira da Silva

Mariana Vieira da Silva
Vieira da Silva in 2023
Minister of the Presidency
In office
26 October 2019  2 April 2024
Prime MinisterAntónio Costa
Preceded byHerself (as Minister of the Presidency and Administrative Modernisation)
Succeeded byAntónio Leitão Amaro
Minister of the Presidency and Administrative Modernisation
In office
18 February 2019  26 October 2019
Prime MinisterAntónio Costa
Preceded byMaria Manuel Leitão Marques
Succeeded byHerself (as Minister of the Presidency)
Alexandra Leitão (as Minister for Administrative Modernisation)
Secretary of State Adjunct to the Prime Minister
In office
26 November 2015  18 February 2019
Prime MinisterAntónio Costa
Preceded byCarlos Moedas
Succeeded byDuarte Cordeiro
Member of the Assembly of the Republic
Assumed office
26 March 2024
ConstituencyLisbon
Personal details
Born (1978-05-08) 8 May 1978
Lisbon, Portugal
Political partySocialist Party
RelativesJosé António Vieira da Silva (father)
Alma materISCTE – University Institute of Lisbon

Mariana Guimarães Vieira da Silva (born 8 May 1978) is a Portuguese sociologist and politician who served as Minister of the Presidency in António Costa's XXIII Constitutional Government, effectively in second in the government.