Attilio Caja (born 20 May 1961 in Pavia, Italy) is an Italian professional basketball coach who is head coach for Scafati Basket of the Italian Lega Basket Serie A (LBA).

He was head-coach of the Italian national basketball team in 1997, and led them to the silver medal at the 1997 Mediterranean Games.

His first time as a head coach was with Pallacanestro Pavia in 1992.

Since 2016 he is the head-coach of the Italian basketball team Pallacanestro Varese.

[1] In 2021 he signed a contract with Reggio Emilia to replace Antimo Martino.