| Part of speech | unknown part of speech |
|---|
| Nominative | Geriono |
|---|---|
| Accusative | Gerionon |
| Catalan | Gerió |
|---|---|
| Czech | Géryonés |
| English | Geryon |
| Finnish | Geryon |
| French | Géryon |
| German | Geryon |
| Greek | Γηρυόνης |
| Greek (Old Greek) | Γηρυών |
| Hungarian | Gérüón |
| Italian | Gerione |
| Malay | Gerion |
| Polish | Gerion |
| Portuguese | Gerião |
| Russian | Герион |
| Spanish | Gerión |
| Swedish | Geryon |
| Turkish | Geryoneus |