William Stewart Walker, usually known as Stewart Walker (October 6, 1914 – February 6, 1999), was a lieutenant colonel from Winnfield, Louisiana who, during World War II as a United States Army major, rescued 380 of his fellow soldiers from behind enemy lines in Belgium in December 1944. In 1964, he ran unsuccessfully as a Republican for Louisiana's 8th congressional district seat in the United States House of Representatives, a position now defunct.