Cristian Darío Álvarez Azad (born 13 November 1985) is an Argentine former professional footballer who played as a goalkeeper.

Born in General Lagos, Santa Fe Province, Álvarez came through the youth ranks at hometown club Rosario Central, making his first-team debut in a Copa Libertadores game against Paraguayan side Cerro Porteño on 23 February 2006, a 0–2 home defeat.

[4] He spent most of his spell with the Catalans restricted to Copa del Rey matches, being barred in La Liga by Cameroonian Carlos Kameni; his longest run in the latter competition came during the 2009–10 season as the starter had been selected to the 2010 Africa Cup of Nations and he made four appearances, conceding as many goals in two wins, one draw and one loss.

[7] Initially a starter, he suffered an injury and eventually lost his place to Sebastián Torrico, contributing only three games as his team won the Torneo Inicial.

[12] In August 2015, still owned by San Lorenzo, Álvarez moved to Cerro Porteño of the Paraguayan Primera División.