The Reliant Fox is a small four-wheeled glass-fibre utility vehicle manufactured between 1983 and 1990 by the Reliant Motor Company in Tamworth, England. It used Reliant's own 848cc aluminium inline four-cylinder engine and a galvanised chassis based on that of the Reliant Kitten.

Reliant Motor Company was a British car manufacturer based in Tamworth, Staffordshire, England. It was founded in 1935 and ended car production in 2002, the company had been known as "Reliant Motor Company" until the 1990s when it became "Reliant Motors" and then finally became "Reliant Cars LTD" after production had ended of the Robin as the company was restructured to be a car import business. It is now a dormant company and the only entity left is a separate parts company created called "Reliant Partsworld" which produces parts for Reliant vehicles.