联合国军的正式名称是 United Nations Command, 参加的国家有22个：
- Combat forces
- South Korea – 590,911
- United States – 302,483
- United Kingdom – 14,198
- Thailand – 6,326
- Canada – 6,146
- Turkey – 5,453
- Australia – 17,000
- Philippines – 1,468
- New Zealand – 1,385
- Ethiopia – 1,271
- Greece – 1,263
- France – 1,119
- Colombia – 1,068
- Belgium – 900
- South Africa – 826
- Netherlands – 819
- Luxembourg – 44
- Humanitarian aid (not counted in total above)
