Gisela Marziotta (born 19 March 1975) is an Argentine journalist, writer and politician, who is currently a member of the Argentine Chamber of Deputies representing the Autonomous City of Buenos Aires since 2020 for the Frente de Todos coalition.

She studied journalism at Taller Escuela Agencia and political science at the University of Buenos Aires.

[4] Marziotta was the 5th candidate in the Buenos Aires City Unidad Porteña list to the Argentine Chamber of Deputies in the 2017 legislative election.

The list received 21.74% of the popular vote, and Marziotta was not elected; however, on 23 December 2019, Daniel Filmus (the first candidate in the list) stepped down from his seat in order to be appointed as Secretary of Malvinas Affairs in the Alberto Fernández administration, and Marziotta was sworn in accordingly in Filmus's place.

[6] In the 2019 Buenos Aires city election, Marziotta was the Deputy Chief of Government candidate in the Frente de Todos ticket, under Matías Lammens.