| Iolana | - | Hawaiian Name | Iolani | - | Polynesian Name |
| Iolanta | - | Ukrainian Name | Iolanthe | - | French Name |
| Iomar | - | Gaelic Name | Iona | - | Scottish Name |
| Ione | - | Greek Name | Ionna | - | Ukrainian Name |
| IOSIF | - | Russian Name | Iosua | - | Polynesian Name |
| IPATI | - | Russian Name | Iphedeiah | - | Biblical Name |
| Iphigénie | - | Cyprien Name | Ipia | - | Eskimo Name |
| Ipik | - | Eskimo Name | Ipo | - | Hawaiian Name |
| IPPOLIT | - | Russian Name | Ipsa | - | Indian Name |
| Ipsa | - | Hindu Name | Ipsit | - | Hindu Name |
| Ipsita | - | Hindu Name | Ipsita | - | Indian Name |
| Iqaluq | - | Eskimo Name | Iqbal | - | Indian Name |
| Iqira | - | Eskimo Name | Iqlas | - | Muslim Name |
| Iqniaq | - | Eskimo Name | Iqqana | - | Eskimo Name |
| Iqqanaq | - | Eskimo Name | Iqra | - | Assyrian Name |
| Iqraam | - | Muslim Name | Iqrit | - | Muslim Name |
| Iqtidar | - | Muslim Name | Ir | - | Biblical Name |
| Ira | - | Biblical Name | Ira | - | Hindu Name |
| Ira | - | United States Name |
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