Lucía de Lourdes Sosa Robinzon (born February 6, 1957) is an Ecuadorian teacher, engineer, and politician, who was prefect of Esmeraldas Province from 2005 to 2013 and 2014 to 2018, and was mayor of the city of the same name from 2019 to 2023.

She attended the Margarita Cortez and Luis Vargas Torres Normal schools, obtaining the title of Bachelor in Educational Sciences at the latter.

[7][8][9] She retained her office in the 2009 elections [es] with 89,260 votes, although she would not complete her term after being dismissed by the Constitutional Court and replaced by Rafael Erazo in 2013.

[10] Sosa was reelected to the prefecture in 2014 [es], despite the repetition of voting in two parishes of Muisne that reported irregularities and were suspended on the day they were scheduled.

[12] After the 2016 earthquake, Sosa accused the central government of Rafael Correa of excluding Esmeraldas from reconstruction, while owing $14.6 million to the prefecture.