| Sg. Indef. | húlahringur |
| Sg. Def. | húlahringurinn |
| Pl. Indef. | húlahringir; húlahringar |
| Pl. Def. | húlahringirnir; húlahringarnir |
| Sg. Indef. | húlahrings |
| Sg. Def. | húlahringsins |
| Pl. Indef. | húlahringja; húlahringa |
| Pl. Def. | húlahringjanna; húlahringanna |
| Sg. Indef. | húlahring |
| Sg. Def. | húlahringnum |
| Pl. Indef. | húlahringjum; húlahringum |
| Pl. Def. | húlahringjunum; húlahringunum |
| Sg. Indef. | húlahring |
| Sg. Def. | húlahringinn |
| Pl. Indef. | húlahringi; húlahringa |
| Pl. Def. | húlahringina; húlahringana |