Mónica Puig Marchán is a Puerto Rican tennis player.
Puig has won one singles title on the WTA tour and six singles titles on the ITF circuit in her career. On June 27, 2016, she reached her best singles ranking of world number 36. On July 23, 2012, she peaked at world number 263 in the doubles rankings. In May 2014, Puig won her maiden WTA tour title at the 2014 Internationaux de Strasbourg.