Alvan Cullem Gillem | |
|---|---|
 Alvan Cullem Gillem | |
| Born | July 29, 1830 Gainesboro, Tennessee |
| Died | December 2, 1875 (aged 45) near Nashville, Tennessee |
| Place of burial | Mount Olivet Cemetery, Nashville, Tennessee |
| Allegiance | United States of America Union |
| Service | United States Army Union Army |
| Years of service | 1851–1875 |
| Rank |  Major General |
| Commands | 10th Tennessee Infantry Fourth Military District |
| Battles / wars | Third Seminole War American Civil War Modoc War |
Alvan Cullem Gillem (July 29, 1830 – December 2, 1875) was a general in the Union Army during the American Civil War. Although Southern-born, he remained loyal to the Federal government and fought in several battles in the Western Theater before commanding occupation troops in Mississippi and Arkansas during Reconstruction. He later played a prominent role in the Modoc War in 1873.