III. corps
III. (3rd) Corps or III. Army Corps stands for the following major military units:
- III. Corps (Bundeswehr) (1957-1994)
- III. Army Corps (Prussia)
- III. Army Corps (German Empire)
- III. Royal Bavarian Army Corps
- 3rd Corps (Austria-Hungary)
- III. Army Corps (Wehrmacht)
such as
- III. Australian Corps
- III. British Corps
- III. French Corps
- III. US Corps
- III. Corps (ACW) = American Civil War
- III. Army Corps (Syria)
- III. Corps (Turkey)
- Mountain Army Corps 3 of Switzerland
III. Corps stands for the following music corps:
- Army Music Corps 3 , later Military Music Corps I
- Air Force Music Corps 3
III. Panzer Corps stands for the following major military units:
