John Fox (June 30, 1835 – January 17, 1914) was an American mechanic, merchant and politician from New York.

Born to Irish emigrants in Fredericton in the New Brunswick Colony in British Canada, Fox immigrated to the United States with his parents in 1840, settling in New York City, New York.

He attended public schools as a child, engaged in mechanical pursuits and was employed as a master block maker in the Brooklyn Navy Yard in 1857.

He was president of the National Democratic Club from 1894 to 1910 and engaged in business as an iron merchant.

He died in New York City on January 17, 1914 from pneumonia, and was buried at the Calvary Cemetery in Woodside, Queens.