Judge Jules, born Julius O'Riordan in London in 1966, is a highly influential British DJ, producer, and entertainment lawyer with a career spanning over three decades. He rose to prominence in the UK dance music scene and gained international recognition through his DJing, production work, and his long-running radio show on BBC Radio 1, which was instrumental in popularizing trance music. Known for his energetic sets and diverse musical taste, which encompasses house, trance, and progressive sounds, Judge Jules has played at major clubs and festivals worldwide and continues to be a respected figure in electronic music.