| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Boleslava | - | Czech (Rare), Russian (Rare) | ||
| Ipati | - | Russian (Rare) | ||
| Ipatiy | - | Russian (Rare) | ||
| Isidora | ee-see-DHO-rah (Spanish), ee-zee-DO-rah (Italian), iz-i-DAWR-ə (English) | Serbian, Macedonian, Spanish, Portuguese, Russian (Rare), Italian (Rare), English (Rare), Ancient Gr | ||
| Ivanna | - | Russian (Rare) | ||
| Mechislav | - | Russian (Rare), Medieval Slavic | ||
| Onisim | - | Russian (Rare) | ||
| Tikhon | TEE-khahn | Russian (Rare) | ||
| Vadimir | - | Russian (Rare) | ||
| Varfolomei | - | Russian (Rare) | ||
| Varfolomey | - | Russian (Rare) | ||
| Volya | - | Russian (Rare) |