James Neilson
James Neilson may refer to:
- James Beaumont Neilson, Scottish inventor of iron-smelting processes
- James Crawford Neilson, Baltimore, Maryland architect
- James Neilson (director), film and television director
- James Neilson (footballer), Scottish footballer
- James Neilson (racing driver), Scottish racing driver
- Jim Neilson, aka James Anthony "Chief" Neilson, professional ice hockey player