Found 5 full forms for NIEO
| Term | Full Form | Category |
|---|---|---|
| NIEO | National Institute For Educational Options 
| Others |
| NIEO | New India Economic Order
| Others |
| NIEO | New International Economic Order
| Others |
| NIEO | New International Equatorial Observatory
| Others |
| NIEO | Nuclear Installations Engineering Office
| Others |