Chickamauga may refer to:
- Chickamauga Indian, the Cherokee faction following chief Dragging Canoe
- Chickamauga Wars (1776-1794), battles between Cherokee and Anglo-American pioneer settlers; also related to the American Revolutionary War
- Chickamauga, Georgia
- The Battle of Chickamauga in the American Civil War
- "The Rock of Chickamauga", a nickname for Gen. George Henry Thomas, from his service in the Battle of Chickamauga
- "Chickamauga," a short story by American author Ambrose Bierce recounting the horror of war
- "Chickamauga," a short story by Thomas Wolfe, recounting battles of the Civil War
- Chickamauga Lake on the Tennessee River, created by the Tennessee Valley Authority
- Chickamauga Dam, impounding Chickamauga Lake
- Chickamauga Creek, tributary of the Tennessee River from which the Chickamauga Cherokee got their name
- "Chickamauga," a song by Uncle Tupelo from their 1993 album Anodyne
- Chickamauga: The Confederacy's Last Hope, an Origins Award-winning board wargame