63rd Division may refer to:
- Infantry divisions
- 63rd Infantry Division Cirene – Italian Army (Second World War)
- 63rd Rifle Division (Soviet Union)
- 63rd Guards Rifle Division (Soviet Union)
- 63rd Division (Spain)
- 63rd (2nd Northumbrian) Division – British, World War I
- 63rd (Royal Naval) Division – British, World War I
- 63rd Infantry Division (United States)
- 63rd Division (Imperial Japanese Army)
- Cavalry divisions
- Armoured divisions