David Sands Vittum (October 30, 1820 – April 10, 1880) was an American soldier, lawyer, politician, and businessman. Born in Sandwich, New Hampshire, Vittum graduated from Dartmouth College in 1845. He then studied law and practiced in Meredith, New Hampshire. Vittum then moved to Baraboo, Wisconsin, in 1851, and continued to practice law. He served in the Wisconsin State Senate in 1853 and 1854 as a Democrat. He also edited the Sauk County Democrat. During the Civil War, Vittum served in the 3rd Wisconsin Volunteer Cavalry Regiment, Company F, as a captain and then lieutenant colonel. After the war, he returned to Baraboo and was president of a bank (the First National Bank of Baraboo for seven years. He also was involved in a woolen company. He died in Baraboo, Wisconsin.