Pierluigi Casiraghi (Italian pronunciation: ; born 4 March 1969), also known as Gigi Casiraghi (IPA: ), is an Italian football coach and former player who played as a striker. Since retirement he has become a football manager, and was Gianfranco Zola's assistant manager at Birmingham City until Zola resigned on 17 April 2017. Casiraghi left his duties at Birmingham the following day.
Casiraghi began his playing career in Italy in 1985, with Monza. He later played for Juventus, and Lazio, before ending his career with Chelsea in the Premier League. He retired after failing to recover from a cruciate ligament injury sustained in 1998. Casiraghi was a member of the Italy national football team that reached the 1994 FIFA World Cup Final, and was also a member of Italy's UEFA Euro 1996 squad.
After retiring, he began his managerial career in 2002, first with the Monza youth side, later also coaching Legnano, and the Italy U-21 side. In 2014, he worked as an assistant manager for Cagliari.