| Sg | Pl | |
| Nom | róðr | róðrar (rule) |
| Acc | róðr (rule) | róðra (rule) |
| Dat | róðri (rule) | róðrum (rule) |
| Gen | róðrs (rule) | róðra (rule) |
| Sg | Pl | |
| Nom | róðrinn (rule) | róðrarnir (rule) |
| Acc | róðrinn (rule) | róðrana (rule) |
| Dat | róðrinum (rule) | róðrunum (rule) |
| Gen | róðrsins (rule) | róðranna (rule) |