Veteran shot stopper Diego Cavalieri made three appearances for the Brazilian national team under former manager Mano Menezes. Diego Cavalieri was in the Selecao of Brazil squad between 2012 and 2013.

Diego Cavalieri received his first call up to the Brazil squad in November 2012 for the Superclasico de las Americas and he helped his country win the title in what his first game for his country. He went on to make two more appearances.

Cavalieri holds both a Brazilian passport and an Italian passport thereby making him eligible to represent either Italy or Brazil. In the end, Brazil was the obvious choice for him. Diego Cavalieri was a member of the Selecao squad that won the 2013 FIFA Confederations Cup. Cavalieri was playing his club football in the Brazilian league when he got the three caps for Brazil. He was on the payroll of Fluminense in the Brazilian top flight at the time. Diego Cavalieri spent seven years at Fluminense between 2010 and 2017.

Brazilian goalkeeper Cavalieri made 34 appearances for Fluminense in the league during the 2011 season before adding 35 games for the club in the league during the following season. For a third consecutive season, he remained the first choice goalkeeper at Fluminense making 29 appearances in the league in the process. In his fourth campaign for Fluminense, Diego Cavalieri played 32 times in the league.The veteran goalkeeper spent three more seasons at Fluminenseamassing a total of 74 appearances in the Brazilian league for the club.

The Brazilian goalkeeper briefly signed for London club Crystal Palace in the Premier League in 2018 before returning to Brazil to play for Botafogo two years ago. The 38-year-old has spent two seasons at Botafogo who suffered demotion to the second tier at the end of the 2020 season. Cavalieri played 31 times in the league for Botafogo over the course of his two seasons at the club.