Indian War may refer to:
- American Indian Wars, name generally used in the United States to describe conflicts between the colonial or federal government and the native people of North America.
- Mexican Indian Wars, name generally used to describe conflicts between the Spanish, or Mexican, colonial or federal government, and the native people of North America.
- Military history of India/List of wars involving India, war history of India
- Kurukshetra War, war mentioned in the Indian epic Mahabharata
- Iranian invasion of India or Achaemenid conquest of the Indus Valley
- Greek campaigns in India
- Indian campaign of Alexander the Great
- Shaka invasion of India
- Muslim conquests in the Indian subcontinent
- Umayyad campaigns in India
- Chola expedition to North India
- Mongol invasions of India
- Mongol invasion of India (1297–1298)
- Mongol invasion of India (1303)
- Mongol invasion of India (1306)
- Babur's First Indian Expedition
- List of Anglo-Indian Wars
- War of the League of the Indies
- Nader Shah's invasion of India
- Maratha conquest of North-west India
- Indian campaign of Ahmad Shah Durrani
- East Indies campaign (disambiguation)
- British conquest of India or Company rule in India, administrative takeover of India by the British East India Company
- Indian War of Independence or Indian Rebellion of 1857, revolt in India against British rule
- India in World War I
- Afghan invasion of British India or Third Anglo-Afghan War
- India in World War II
- Indian Independence movement
- Indo-Pakistani wars and conflicts
- Sino-Indian War
- Indian intervention in the Sri Lankan Civil War
- 2001 Bangladesh–India border clashes
- India-Pakistan border skirmishes (disambiguation)
- Sino-Indian skirmish (disambiguation)
- Separatist movements of India