66th Division
The 66th Division following military units at the level of division :
Infantry formations
- 66th Division (Japanese Empire)
- 66th Division (United Kingdom) , established in 1914, on the Western Front 1917–1919, reorganized 1939–1940
- 66th Infantry Division (United States)
- 66th Guards Rifle Division (Soviet Union) , deployed in Austria in 1945
- 66th Division (Second Spanish Republic) , Association of the Republican Army