Luca Castellazzi is an Italian football player who currently features for the Italian Serie A club Inter. He plays as a goalkeeper.
Castellazzi developed at the youth academy of Italian club Monza and made his professional debut for Varese in 1994. He played for them for one season and went on to feature for Monza, Padova and Pescara in the subsequent years.
In 1999 Castellazzi was signed by Brescia and he went onto play for them until 2005, featuring in 106 league matches. In 2005 he was signed by Sampdoria and in January 2008 was given a contract extension that shall see him say until the summer of 2010.
In 2010 after making over 101 league appearances for Sampdoria, Castellazzi joined Inter Milan as a back-up to Julio Cesar. He has since played just over 20 Serie A games for the Nerazzurri so far.