Imperial Army
- Army of the Holy Roman Emperor
- Army of the Holy Roman Empire
- Austro-Hungarian Army
- Byzantine army
- Final Fantasy XII
- French Imperial Army
- Imperial Army (Star Wars)
- Imperial Austrian Army (1806–1867)
- Imperial Brazilian Army
- Imperial Chinese Army
- Imperial German Army
- Imperial Iranian Army
- Imperial Japanese Army
- Imperial Korean Army
- Imperial Roman army
- Imperial Russian Army
- Manchukuo Imperial Army
- Military of the Swedish Empire
- Ottoman Army
- Royal Army (disambiguation)
- Warhammer 40000