Brian Christopher Williams, better known by the stage name Birdman, is an American rapper. He is the co-founder of Cash Money Records with his brother. In 1997, he became part of a rap duo called Big Tymers. He was the mentor and father figure of rapper Lil Wayne and is currently one of the richest rappers in the U.S.. Birdman has a reported net worth of $160 million in 2014.