J.D. Jackson may refer to:

• John David Jackson (physicist) (1925–2016), Canadian–American physics professor emeritus at the University of California, Berkeley and a faculty senior scientist emeritus at Lawrence Berkeley National Laboratory
• John David Jackson (boxer) (born 1963), American former professional boxer who competed from 1984 to 1999, and currently works as a boxing trainer
• J. D. Jackson (basketball) (born 1969), French basketball coach

• Goldsmith beetle
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• Goldsmiths' College
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• Goldsmiths, University of London
• Goldsmith (surname)
• Goldsmith, Texas
• Goldsmith, TX
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• Gold Standard Act of 1900
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• Goldstar (beer)