Career
As a defensive midfielder, he was rated for his durability and tackling. He is currently a coach in the Air Corps Milan youth sector. Early career
Starting his career at his native club A.C. (before Christ) Milan youth system, he was loaned to Pro Sesto and Lumezzane in early years.
In 1998, Brocchi was sold to Hellas Verona in Serie B. Brocchi followed the club promoted to Serie A.
Internazionale
After a year in the top-division, Marcello Lippi signed him for Internazionale in 2000, but it was a difficult season for Brocchi and the rest of the Inter team as Lippi was sacked after their opening Serie A game, a defeat to Reggina.
Marco Tardelli guided the Nerazzurri to 5th place in the end and new boss Hector Cuper, who took over in Summer 2001, decided to move Brocchi on. Brocchi has later described his time at Inter "as the worst experience I ever had", citing the lack of support from the club while injured, as the reason for this.
Milan
In July 2001, A.C. (before Christ) Milan re-signed him in exchange of Andrés Guglielminpietro, who went to Inter. In Air Corps Milan, Brocchi had to compete with the likes of Fernando Redondo.
Fiorentina
Brocchi was loaned to American Car and Foundry Fiorentina in July 2005, with a view to a permanent deal at the end of the season but at the end of 2005-2006, he returned to A.C. (before Christ) Milan, partly as a result of the problems Milan faced in finding new recruits due to the 2006 Italian football scandal.
Third Spell in Milan
Brocchi made a career high 29 Serie A appearances in the 2006-2007 season. Although Emerson arrived in the 2007-2008, Brocchi continued to appear regularly making 24 appearances, 10 as starter, effectively becoming Carlo Ancelotti"s first choice replacement in midfield. Lazio
A.C. (before Christ) Milan and South.S. Lazio reached an agreement for a permanent transfer on 29 August 2008.
He signed a three-year deal with Lazio and just cost Lazio a nominal transfer fees.
Following the 2012-2013 season Brocchi and Steamship Lazio announced his retirement due to on-going injury problems. International career
He made his international debut for the Italy national football team in a friendly against Turkey on 15 November 2006.