Robert William Chambers (May 26, 1865 – December 16, 1933) was an American artist and writer. He was born in Brooklyn, New York, to William P. Chambers (1827 - 1911), a famous lawyer, and Caroline Chambers (née Boughton), a direct descendant of Roger Williams, the founder of Providence, Rhode Island. Robert's brother was Walter Boughton Chambers, the world famous architect.