Francisco José Irarrázaval (born 5 October 1971 in Mendoza) is a former Argentine rugby union player.

He played for Club Newman, finishing his career in 2007/08.

He had his debut at the 35-12 loss to Samoa, in Pontypridd, at 13 October 1991, for the 1991 Rugby World Cup.

He had his last game for the "Pumas" at the 43-34 win over Spain, in Madrid, at 24 October 1992, in a tour.

This biographical article relating to Argentine rugby union is a stub.