| Acronym | Definition |
|---|
| RNG | Range |
| RNG | Random Number Generator |
| RNG | Renewable Natural Gas |
| RNG | Ranger (Everquest) |
| RNG | Relax NG (filename extension, schema language for XML) |
| RNG | Radio Network Gateway |
| RNG | Army National Guard (usually seen as ARNG) |
| RNG | Renormalization Group (theory used with k-epsilon turbulence models) |
| RNG | Raising the Next Generation Program (Massachusetts) |
| RNG | Relative Neighborhood Graph |
| RNG | Random Number God |
| RNG | Rangeace |
| RNG | Real Next-Generation (Comcast) |
| RNG | Roundnose Grenadier (FAO species name code) |
| RNG | Really Nice Guy |
| RNG | Reconfigurable Network Group |
| RNG | Random NetHack God |
| RNG | Radioactive Noble Gas |