Wilmot Gibbes de Saussure (July 23, 1822 – February 1, 1886) was a brigadier general in the , who served along with the Confederate States Army in South Carolina at various times during the American Civil War. As a colonel, he led his regiment in the occupation of Fort Moultrie and the bombardment of Fort Sumter at the beginning of the war. He was appointed brigadier general as well as adjutant general and inspector general of South Carolina militia in 1862. He commanded part of the Charleston defenses during the Union siege of the city in 1863. He also led his men in opposition to Major General William T. Sherman's march through the Carolinas.