XXI Corps (Ottoman Empire)

The XXI Corps of the Ottoman Empire (Turkish: 21 nci Kolordu or Yirmi Birinci Kolordu) was one of the corps of the Ottoman Army. It was formed during World War I.

Order of Battle, August 1917, January 1918, June 1918
In August 1917, January 1918, June 1918, the corps was structured as follows:


 * XXI Corps (Gallipoli)
 * 49th Division

Order of Battle, September 1918
In September 1918, the corps was structured as follows:


 * XXI Corps (Gallipoli)
 * 49th Division

Order of Battle, November 1918
In November 1918, the corps was structured as follows:


 * XXI Corps (Aydın)
 * 58th Division