Joseph Warren Fordney (November 5, 1853 – January 8, 1932) was an American Republican politician from Saginaw, Michigan.

Afterward became the owner of extensive lumber enterprises and the vice president of the Saginaw Board of Trade.

In November 1898, Fordney defeated incumbent Democrat Ferdinand Brucker to be elected as a Republican from Michigan's 8th congressional district to the 56th United States Congress.

The November 1903 Congressional Directory notes that Fordney "is also interested in an artificial-ice plant at Hartford City, Ind.

After leaving Congress, Fordney returned to the lumber business in Saginaw and was also interested in banking and agricultural pursuits.