Joseph Hooker
- Dates: November 13, 1814-October 31, 1879
- State: Massachusetts
- Highest Rank Attained: Major General
- Principal Commands: III Corps (Army of Virginia), I Corps (Army of the Potomac), Grand Division (Army of the Potomac), Army of the Potomac, XX Corps (Army of the Cumberland), Northern Department
- Principal Battles: Peninsula Campaign (1862), Second Bull Run (1862), South Mountain (1862), Antietam (1862), Fredericksburg (1862), Chancellorsville (1863), Battle of Lookout Mountain (1863), Battle of Missionary Ridge (1863), Atlanta Campaign (1864)