Richard S. Ewell
- Dates: February 8, 1817-January 25, 1872
- State: Virginia
- Highest Rank Attained: Lieutenant General
- Principal Commands: Second Corps (Army of Northern Virginia), Richmond Defenses
- Principal Battles: First Bull Run (1861), Valley Campaign (1862), Peninsula Campaign (1862), Second Bull Run (1862), Antietam (1862), Fredericksburg (1863), Chancellorsville (1863), Gettysburg (1863), Wilderness (1864), Spotsylvania Court House (1864), Sayler's Creek (1865)