John Kurzweg (born September 5, 1960) is an American record producer and musician who first became known for his work with successful post-grunge band Creed in the late 1990s and early 2000s. Three of Creed's records, which Kurzweg produced, were certified multi-platinum and helped Creed achieve worldwide popularity. Kurzweg also played keyboards and sang background vocals on Creed's first three albums. After Creed broke up in 2004, Kurzweg produced lead vocalist Scott Stapp's platinum-selling debut album The Great Divide in 2005. Kurzweg has also produced other popular bands, such as Puddle of Mudd and Socialburn, as well as solo artists Jewel and Eagle Eye Cherry.