Robert Gordon Hardie (1854–1904) was an American painter born on March 29, 1854, in Brattleboro, Vermont. He was the son of Major Robert Gordon Hardie, Sr., and Frances Whiting Hyde. As a portrait painter, he rose to fame in the art world. His work has been offered at auction multiple times, with realized prices ranging from $750 USD to $1,000 USD, depending on the size and medium of the artwork.