Enrique "Quique" Álvarez Sanjuán (Spanish pronunciation: ['kike 'alßa?e?]; born 20 July 1975) is a Spanish retired footballer who played as a central defender.
During a 16-year professional career he appeared in 369 games, 200 of those in La Liga.
Having started his career at Barcelona, where he had no impact for its first team – one match – he would be an important member of Villarreal's top flight consolidation, representing the club for seven years.