William Thomas Trenell Brown (born July 5, 1983), known professionally as Willie B or by the stage name The Ichiban Don, is an American hip hop record producer and recording artist from Los Angeles, California. He is an original member of West Coast hip hop production team Digi+Phonics of Top Dawg Entertainment (TDE). He is also a member of the hip hop collective A Room Full of Mirrors, alongside fellow rappers Punch and Daylyt, among others.