| English | eng-000 |
| Guelderland | |
| Deutsch | deu-000 | Geldern |
| English | eng-000 | Guelders |
| Esperanto | epo-000 | Gelderlando |
| Esperanto | epo-000 | Geldrio |
| Esperanto | epo-000 | Geldrujo |
| français | fra-000 | Gueldre |
| Frysk | fry-000 | Gelderlân |
| magyar | hun-000 | Gelderland |
| Nederlands | nld-000 | Gelderland |
| polski | pol-000 | Geldria |
| español | spa-000 | Güeldres |