| Isula | A name meaning a small island. |
| Isum | A name meaning a quiet spirit. |
| Italino | Italian, means 'Italian' or 'from Italy' |
| Itbaa | Arabic, means 'one who follows or imitates' |
| Ithaca | Greek, refers to the island of Ithaca |
| Ithacian | English, refers to a person from Ithaca |
| Ithiksha | Meaning the act of expectation. |
| Itsaal | Arabic, means 'return' or 'coming back' |
| Ittah Kazin | Hour, or time, of a prince |
| Ittefaq | Arabic, means 'agreement' or 'consensus' |
| Ittehas | One who creates great history. |
| Iuliu | God is my light |
| Ivanoe | God is gracious, Yahweh is gracious |
| Iyalat | A name meaning a noble lady of rank. |
| Iyler | God is my light |
| Izadhar | One who possesses great power. |
| Izanet | A gift from the divine spirit. |
| Izayah | Yahweh is salvation |
| Izaz ud dawlah | Honour of the state |
| Izdad | One who shows constant growth. |
| Izdam | One who is strong and powerful. |
| Izdher | A person who is very brilliant. |
| Izhad | A person of great importance. |
| Izhaf | One who is protected by God. |
| Izhar X | One who reveals the hidden truth. |
| Izharan | A person who shines with light. |
| Izraq | Meaning a flash of brilliant light. |
| Iah | The ancient Egyptian moon god. |
| Ichigo | Japanese for strawberry or one |
| Ignat | Derived from the word for fiery |
| Ignis | The Latin word meaning fire |
| Illuminato | One who is enlightened or lit |
| Imagine | To form a mental image or concept. |
| Imhotep | He who comes in peace or satisfaction. |
| Ind | A poetic or archaic name for India. |
| Indian | A person native to the land of India. |
| Indore | Named after the Indreshwar temple. |
| Indradhan | Refers to a beautiful rainbow. |
| Induvan | A name meaning a forest of moons. |
| Innokenty | Meaning the innocent person. |