Contrarian

alguien a quien le gusta llevar la contraria

(person who likes or tends to express a contradicting viewpoint, especially from one held by a majority of people)

anticonformista

(person who likes or tends to express a contradicting viewpoint, especially from one held by a majority of people)

antilógico

(person who likes or tends to express a contradicting viewpoint, especially from one held by a majority of people)

contrera

(person who likes or tends to express a contradicting viewpoint, especially from one held by a majority of people)

contreras

(person who likes or tends to express a contradicting viewpoint, especially from one held by a majority of people)

inconformista

(person who likes or tends to express a contradicting viewpoint, especially from one held by a majority of people)