Sleep Dank, born in Vallejo, California, is an American rapper. He began his music career as a member of the group 535 with fellow rappers Dubee and Mac Mall. Sleep Dank's breakthrough came when he signed to Thizz Entertainment, the label founded by Mac Dre, whom he notably worked with for the albums Stupid Doo Doo Dumb (1998) and Maclafornia (2016). In 2001, he released his debut album Murder Book Author, followed by The Bookalation: Murder Book Author, Part II in 2002. Subsequent albums include 15bluntz2light (2003), Hot Shht (2005), Vallejo's Top Exec (2006), Danker Nation (2006), Crest - Home of the Thizz Dance (2007), and I Love Rap Money (2010).