Birthday: 27 August 1991, Santa Barbara County, California, USA
Birth Name: Dean Jefferyjosep Marchiano
Dean Marchiano was born on August 27, 1991 in Santa Barbara County, California, USA as Dean Jefferyjosep Marchiano. He is an actor, known for Tenacious D in The Pick of Destiny (2006), The Whisper (2004) and Unfabulous (2004).