William Gilham

William Henry Gilham
Born(1818-01-13)January 13, 1818
DiedNovember 16, 1872(1872-11-16) (aged 54)
AllegianceUnited States
Confederate States of America
BranchUnited States Army
Confederate States Army
Service years1840–1846
1861–1863
Rank1st Lieutenant (USA)
Colonel (CSA)
ConflictsSeminole War
Mexican–American War
American Civil War
SpouseCordelia Adelaide Hayden

William Henry Gilham (January 13, 1818 – November 16, 1872) was an American soldier, teacher, chemist, and author. A member of the faculty at Virginia Military Institute, in 1860, he wrote a military manual which was still in modern use 145 years later. He served in the Confederate Army during the American Civil War, and became president of Southern Fertilizing Company in Richmond after the War.