1. The US Department of Defense is the largest employer in the world, with 3.2 million employees
2. People's Liberation Army: 2.3 million employees
3. Walmart: 2.1 million employees
4. McDonald's: 1.9 million employees (including franchises)
5. National Health Service: 1.7 million employees
6. China National Petroleum Corporation: 1.6 million employees
7. State Grid Corporation of China: 1.5 million employees
8. Indian Railways: 1.4 million employees
9. Indian Armed Forces: 1.3 million employees
10. Hon Hai Precision Industry (Foxconn): 1.2 million employees