Ramón José Hernández Marin (Spanish pronunciation: [ra'mon e?'nande?]; born May 20, 1976) is a Venezuelan former professional baseball catcher.
He played in Major League Baseball (MLB) with the Oakland Athletics (1999–2003), San Diego Padres (2004–2005), Baltimore Orioles (2006–2008), Cincinnati Reds (2009–2011), Colorado Rockies (2012) and Los Angeles Dodgers (2013).