| Part of speech | common noun |
|---|---|
| Hyphenation | belg·o |
| Singular | Plural | |
|---|---|---|
| Nominative | belgo | belgoj |
| Accusative | belgon | belgojn |
| Afrikaans | Belg |
|---|---|
| Catalan | belga |
| Czech | Belgičan |
| Danish | belgier |
| Dutch | Belg |
| English | Belgian |
| French | Belge |
| German | Belgier |
| Greek | Βέλγος |
| Hungarian | belga |
| Icelandic | Belgi |
| Italian | belga; Belga |
| Norwegian | belgier |
| Papiamento | belga |
| Portuguese | belga |
| Russian | бельгиец |
| Saterland Frisian | Belgier |
| Spanish | belga |
| Swedish | belgier |
| Thai | คนเบลเยี่ยม |
| West Frisian | Bels |