, Efenda Grand Duchess
| Birth Name | Efenda Grand Duchess |
| Gender | female |
| Age at Death | unknown |
| Birth date | (Velikiy Novgorod, Novgorod, Russia) |
| Death date | 930 (Velikiy Novgorod, Novgorod, Russia) |
| Birth Name | Efenda Grand Duchess |
| Gender | female |
| Age at Death | unknown |
| Birth date | (Velikiy Novgorod, Novgorod, Russia) |
| Death date | 930 (Velikiy Novgorod, Novgorod, Russia) |