12th Army Corps may refer to:
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12th Army Corps (France)
12th Army Corps () was an army corps in the French Army. Commanded by Barthélémy Louis Joseph Lebrun, Général Lebrun in the Franco-Prussian War then by General Gaston de Galliffet, Galliffet from 1882 to 1886.
World War I
On the outbreak of ...
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12th Army Corps (Russian Empire)
The 12th Army Corps () was an Army corps in the Imperial Russian Army.
The corps was established on 1 November 1876. The corps was a part of the Kiev Military District and the 7th Army (Russian Empire), 7th Army of the Southwestern Front (Russian ...
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12th Army Corps (Soviet Union)
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