Royal Army
- British Army
- French Royal Army
- Imperial Army (disambiguation)
- Imperial Navy (disambiguation)
- Royal Air Force (disambiguation)
- Royal Albanian Army
- Royal Armed Forces (disambiguation)
- Royal Army of Oman
- Royal Bahraini Army
- Royal Cambodian Army
- Royal Danish Army
- Royal Hungarian Army
- Royal Italian Army
- Royal Jordanian Army
- Royal Moroccan Army
- Royal Navy (disambiguation)
- Royal Netherlands Army
- Royal Sardinian Army
- Royal Saxon Army
- Royal Serbian Army
- Royal Thai Army
- Royal Yugoslav Army