Walter Loomis Sessions (October 4, 1820 in Brandon, Rutland County, Vermont – May 27, 1896 in Panama, Chautauqua County, New York) was an American lawyer and politician from New York.
Then he studied law, was admitted to the bar in 1849, and commenced practice in Panama.
He was a member of the New York State Assembly in 1853 and 1854; and was one of the Managers at the Impeachment trial of Canal Commissioner John C. Mather in 1853.
Afterwards he resumed the practice of law in Jamestown and Panama.
He was appointed Commissioner of the State of New York to the World's Columbian Exposition at Chicago, Illinois, in 1893.