Ronald Oneil Spence Jr., professionally known as Ronny J, is an American record producer and rapper. Since the mid-2010s, he has been credited with production work for several music industry artists, including Kanye West, Eminem, Denzel Curry, XXXTentacion, Token, Smokepurpp, Lil Pump, Bhad Bhabie, Juice Wrld, Sfera Ebbasta, 6ix9ine, Ski Mask the Slump God, Machine Gun Kelly, and Iggy Azalea.