Clemente Rafael Álvarez (born May 18, 1968) is a Venezuelan former catcher in Major League Baseball who played for the Philadelphia Phillies in the 2000 MLB season. Listed at 5' 11", 180 lb., he batted and threw right handed.
In two games as a backup, Álvarez went 1-for-5, for a .200 batting average, with one run scored.
In between, he played winter ball with the Navegantes del Magallanes club of the Venezuelan Professional Baseball League, over the course of 19 seasons, spanning 1986–2004.
Following his playing career, Álvarez coached for Magallanes and the Tigres de Aragua.