James Patrick Sheppard (born May 8, 1961) is an American musician. He was the bassist and founding member of the progressive metal band, Nevermore, and its predecessor, Sanctuary. He and singer Warrel Dane are certified chefs, and formerly owned an Italian restaurant in Seattle.
Sheppard underwent an operation in 2011 to remove a benign brain tumour. In 2019, after the death of Warrel Dane, Sheppard started a musical project called Dead Heart Collective, in which he plays the guitar.