Billy Henry "Bill" Robertson has been the Democratic mayor of the small city of Minden, the seat of Webster Parish in northwestern Louisiana, United States, since his initial election on November 6, 1990. Robertson won his fifth consecutive four-year term on November 7, 2006, by defeating educator Alton Monroe "Al" Hortman, the Republican candidate. Robertson polled 2,054 votes and carried nine of the city's fifteen precincts. Hortman trailed with 1,596 ballots and led in the six other precincts. Robertson declared the election outcome "a delightful victory . . . one we worked very hard." Hortman said that his defeat was "not failure. Failure is not having run" for office.