| Iagan | Scottish | Variant spelling of Aodhagan (littl.. |  |  |
| Iain | Scottish | Scottish Gaelic form of Ian, whic.. | | |
| Iakepa | Hawaiian | Hawaiian form of Jasper, the Engl.. | | |
| Iakobos | Greek | Derived from the Hebrew ja'aqob (se.. |  | |
| Iakona | Hawaiian | Hawaiian form of Jason, the Engli.. | | |
| Iakov | Russian | From the Greek Iakobos, which is fr.. | | |
| Ialeka | Hawaiian | Hawaiian form of Jared, which is fr.. | | |
| Ian | American | Scottish form of John (God is gra.. |  | |
| Ian | Irish | Irish form of Iain, the Scottish Ga.. | | |
| Ian | Scottish | Popular Scottish form of John (God .. | | |
| Iarfhlait.. | Irish | Old name said to mean "tributary lo.. | | |
| Iason | Greek | Direct derivation of iason (healer).. | | |
| Iasonas | Greek | In Greek mythology, the son of Aeso.. | | |
| Ibrahim | African | Cognate of Abraham, which is derive.. | | |
| Ibrahim | Hindu | Derived from the Arabic Ibrahim, a .. |  | |
| Ibrahim | Muslim/Arab.. | Derived from the Hebrew Avraham (fa.. | | |
| Icarus | Mythology a.. | From the Greek Ikaros, a name of un.. | | |
| Ichiro | Japanese | First-born son | | |
| Idemudia | Beninese | Meaning "bravery" or "a brave child.. | | |
| Idi | African | Born during the Idd festival. The I.. | | |
| Idogbe | Nigerian | Meaning "the second born after twin.. | | |
| Idowu | Nigerian | Meaning "the first child born after.. | | |
| Idris | Welsh | Compound name composed of the eleme.. | | |
| Iefan | Welsh | Welsh cognate of John (God is graci.. | | |
| Ieke | Hawaiian | Hawaiian form of Jesse, a cognate.. | | |
| Ielemia | Hawaiian | Hawaiian form of Jeremiah, a name.. | | |
| Ieremiya | Russian | From the Ecclesiastic Greek Hieremi.. | | |
| Iestyn | Welsh | Welsh form of Justin (lawful, right.. | | |
| Ieuan | Welsh | Original Welsh form of John (God is.. | | |
| Iezekiel | Greek | Greek cognate of the Hebrew Yechezk.. | | |
| Ifor | Welsh | Ancient yet still common name of un.. | | |
| Igasho | Native Amer.. | Meaning "wanderer" or "seeker." Als.. | | |
| Ignaas | Scandinavia.. | Dutch cognate of the Latin Ignatius.. | | |
| Ignac | Slovak | Czech form of the Latin Ignatiu.. | | |
| Ignac | Hungarian | From the Latin Ignatius, which is d.. | | |
