| Ismi | A name meaning my own dear name. |
| Ismie | A name meaning a graceful spirit. |
| Ismiya | A name meaning a gift of beauty. |
| Ismotara | A name meaning a bright star. |
| Ismyn | A name meaning a hidden treasure. |
| Isnah | A name meaning a unique person. |
| Isobell | English, means 'God is my oath' |
| Isobelle | A name meaning pledged to God. |
| Isolina | Derived from the island name. |
| Isona | God is My Oath, God is Perfection |
| Isouda | A variant of the name Isolde. |
| Israeel | Hebrew, means 'God will prevail' |
| Israth | A name of uncertain origin. |
| Israti | Meaning a joyful traveler. |
| Isrea | A variation of the name Isra. |
| Isria | Meaning a gift from the light. |
| Isrra | Free, Night Journey |
| Isrrael | Contender with god |
| Issabel | My god is bountiful, God |
| Issabela | My god is bountiful, God |
| Issabella | My god is bountiful, God |
| Issah | A variant of the name Isaiah. |
| Issai | Meaning salvation from God. |
| Isseer | Arabic, means 'one who strives or strives hard' |
| Issi | God is My Oath, God is Perfection |
| Issisa | A name of unknown derivation. |
| Issise | A rare and unique name form. |
| Issobell | A variant meaning God is my oath. |
| Istabaraq | A Cloth that Cover Jannah |
| Istahssan | Arabic, means 'excellence' or 'superiority' |
| Isula | A name meaning a small island. |
| Isuli | A name meaning a gentle breeze. |
| Isum | A name meaning a quiet spirit. |
| Isun | A name meaning a bright light. |
| Isuri | A name meaning a wise person. |
| Isyana | A name meaning a gift of God. |
| Isys | A name meaning a divine being. |
| Itakshi | One with Good Nature or Character |
| Italee | A name meaning from Italy. |
| Itali | A name meaning a land of joy. |