Juan San Martín

Born in Rivera, San Martín is a product of Peñarol youth system, joining them in 2009, at age 15. Two years later, reports in the press informed that he, Jim Varela and Elbio Álvarez were joining S.L. Benfica but the deal was only finalised in 2012. The transfer fee was a reported for €2.9 million by some sources, and €2.4 million by others. In 2013, he was loaned to Farense, playing 11 league matches, without scoring. He returned to Benfica the following season, being loaned to Central Español in September 2014. In this team, he appeared in 8 games and scored 3 goals. At the end of the loan, he returned to Benfica B.

San Martín was part of the squad of the Uruguay U-17 that took part in the 2011 South American U17 in Ecuador and in the 2011 FIFA U-17 World Cup, playing five matches and scoring once.