Walter Loomis Sessions (born October 4, 1820) was a Republican member of the United States House of Representatives from New York. He represented New York’s 34th Congressional District and is recorded as having served three terms in Congress. His tenure in the U.S. House began on March 4, 1871, and concluded on March 3, 1887, marking a significant period of legislative service during the post–Civil War era.

Sessions served as a Representative for New York continuously between 1871 and 1887, aligning with the Republican Party. During this time, he participated in the work of the House as a historical member of Congress, though specific committee assignments or leadership roles are not listed in the available record. After leaving office, he is regarded as a former member of Congress, with his career primarily defined by his long-standing representation of New York’s 34th District in the U.S. House of Representatives.