Tanfield may refer to:
- Francis Tanfield (b. 1565), Proprietary Governor of the South Falkland colony
- Peter Tanfield (b. 1961), Concert Violinist
- Tanfield, Durham, a village in County Durham, England
- Tanfield Railway, a tourist attraction in County Durham, England
- West Tanfield, a village in the Hambleton district of North Yorkshire, England
- Tanfield Group, London, UK. An AIM listed manufacturer of Electric trucks and Work platforms.