Judge Jules (born as Julius O'Riordan on 26 October 1966 in London, United Kingdom) is a British dance music DJ famously known for his DJing prowess and popular radio show which achieved global success. Between 1997 and 2006 he didn't finish outside the top 20 in DJ Mag's "Top 100 DJ's" poll. In the 2007 poll he finished 21st.