Furneaux may refer to:
People
Other
- Chapman and Furneaux, steam locomotive manufacturer with a works situated in Gateshead, Tyne and Wear, UK
- Furneaux Group, group of 52 islands, at the eastern end of Bass Strait, between Victoria and Tasmania, Australia
- Furneaux Pelham, village and civil parish in Hertfordshire, England
- Viscount Furneaux or Earl of Birkenhead, title in the Peerage of the United Kingdom