Career
With Deportivo Saprissa as a youth player from 2005 to 2010, Calvo moved to the United States to study at San Jacinto College after getting a scholarship and played football at university level during that period. On his return to Costa Rica in 2011, Calvo played for Herediano before a stint at Pérez Zeledón where he scored 5 goals in 21 matches. In January 2013 he moved abroad to play for then Danish champions Nordsjælland but he returned to Herediano in summer 2013.
In January 2015, Calvo joined Santos de Guápiles as a loan.
In late May, Francisco joined Saprissa. On 29 May 2011 he made his debut with the Costa Rica senior team in San José in a friendly game against Nigeria.
He was also part of Costa Rica in the Fédération internationale de football association U-20 World Cup Colombia 2011. also Francisco played Argentina in a 3-0 loss.