Nelson Williams may refer to:
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Nelson Williams (politician) (1825–1899), American businessman from Canada, Rep. politician (Wisconsin senator)
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Nelson Williams (trumpeter)
Nelson "Cadillac" Williams (September 26, 1917, Montgomery, Alabama – 1973, Voorburg, the Netherlands) was an American jazz trumpeter.
Williams began playing piano at age 13 and settled on trumpet soon afterwards; he may have played with blue ...
(1917–1973), American jazz trumpeter
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Nelson G. Williams (1823–1897), American army officer
{{hndis, Williams, Nelson