Gideon Putnam (April 17, 1763 – December 1, 1812) was an entrepreneur and a founder of Saratoga Springs, New York. He also worked as a miller and built the city's Grand Union and Congress Hotels. The Gideon Putnam Hotel in the Saratoga Spa State Park is named after Putnam. Putnam was a nephew of revolutionary war generals Rufus Putnam and Israel Putnam.