| Abbreviation | Definition |
|---|---|
| NGSM | Naval General Service Medal |
| NHDA | Natural History Development Award |
| NHSTA | Nebraska High School Theatre Awards |
| NICAS | National Indoor Climbing Award Scheme |
| NIEA | National Indie Excellence Awards |
| NIIA | Northern Inland Innovation Awards |
| NIMA | National Indigenous Music Awards |
| NIRA | New Investigator Recognition Awards |
| NJA | National Jewellery Awards |
| NK | Noble Knight |
| NKCA | Nickelodeon's Kid's Choice Awards |
| NL | Nobel Laureate |
| NM | Robert N. Noyce Medal |
| NMAD | National Maritime Awards Dinner |
| NMMA | Nigerian Media Merit Award |
| NMQA | New Mexico Quality Award |
| NMUC | Navy - Marine Corps Unit Citation |
| NNA | National Newspaer Awards |
| NNMA | Nigerian National Merit Award |
| NOC | Non-Objective Certificate |