Mariana Vieira da Silva

Mariana Vieira da Silva is a Portuguese sociologist and politician serving as a deputy to the Assembly of the Republic and vice-president of the Socialist Party's parliamentary group. A graduate in sociology from ISCTE – University Institute of Lisbon, she previously held prominent government roles, including serving as Minister of the Presidency across multiple constitutional governments under Prime Minister António Costa. In her early life, she was a competitive swimmer.