John Bryn Williams (born 1977), known as John B, is an English disc jockey and electronic music producer. He is widely recognised for his eccentric clothing and wild hair and his production of several cutting edge drum and bass tracks. John B ranked number 76 in DJ Magazine's 2010 Top 100 DJs annual poll, announced on 27 October 2010. Career. Williams was born on 12 July 1977 in Maidenhead, Berkshire. https://en.wikipedia.org/wiki/John_B