Robert Hungerford may refer to:

• Robert Hungerford, 2nd Baron Hungerford (1409–1459), the second but eldest surviving son of Walter, lord Hungerford, served in the French wars
• Robert Hungerford, 3rd Baron Hungerford (1431–1464), supported the Lancastrians cause the War of the Roses
• Robert Hungerford (MP for Calne), in 1553, MP for Calne (UK Parliament constituency)

• 25th Battalion, CEF
• 25th Battalion (disambiguation)
• 25th Battalion (New Zealand)
• 25th Battalion (Nova Scotia Rifles), CEF
• 25th Birthday Party
• 25th Bombardment Group (Reconnaissance)
• 25th Bombay Infantry
• 25th Brant Dragoons
• 25th Brigade
• 25th Brigade (disambiguation)
• 25th Brigade (United Kingdom)
• 25th cabinet of Turkey
• 25th Canada Games
• 25th Canadian Tank Delivery Regiment (The Elgin Regiment)
• 25th Cavalry Regiment (United States)
• 25th Central Committee of the Communist Party of the Soviet Union
• 25th Cesar Awards
• 25th Connecticut Infantry Regiment
• 25th (County of London) Cyclist Battalion
• 25th Division (Ottoman Empire)
• 25th Dynasty of Egypt
• 25: The Complete Singles
• 25th European Film Awards
• 25th Field Artillery Regiment (United States)
• 25th Fighter-Bomber Squadron