Carina Vitral Costa (born 6 July 1988) is a Brazilian student and activist, member of the Communist Party of Brazil (PCdoB).

Before assuming office as president of UNE, she was the entity's director of public universities and headed the State Union of Students of São Paulo from 2013 to 2015.

She was elected president of UNE during the 54th Congress, held in Goiânia, with 58% of the votes, under the coalition "The student movement unified against the regression in defense of the democracy and for more rights".

During her administration, she headed many protests against the decrease on the age of criminal responsibility and the impeachment of president Dilma Rousseff.

[6][7] Vitral published a study about the violence against students during the military dictatorship, among them the former president of the Union Honestino Guimarães.