Lilly Gabriela Montaño Viaña (born 2 December 1975) is a Bolivian physician, politician, and former senator.

She was the elected President of the Plurinational Legislative Assembly,[1] a position she accepted and would hold until 2020 while still the presidential representative of Santa Cruz de la Sierra for the Movement for Socialism (MAS) party.

[3] Lilly Gabriela Montaño Viaña was born 2 December 1972 in the Bolivian city of Cochabamba.

[4] During the first term of Evo Morales' Presidency, Montaño was appointed the presidential representative to Santa Cruz de la Sierra, at that time the bastion of resistance to the Movement for Socialism (MAS) party to which she and Morales belonged.

[7] On 10 October 2017, Montaño and Alberto Gonzales, President of the Senate, met with various journalists' unions and concluded a rewrite of Article 200, a legislative action that would penalize professionals for poor performance, that guaranteed the safety of journalists from legal persecution via criminal prosecution.