| Baby Name | Meaning | Gender |
|---|
| Iluminada | Illuminated | Female |
| Imelda | Powerful Fighter. The Name Of A Fourteenth-Century Spanish Saint. | Female |
| Immaculada | The Immaculate Conception | Female |
| Ines | Meek. Chaste. Variant Of Agnes. | Female |
| Inez | Meek. Chaste. Variant Of Agnes. | Female |
| Inga | Daughter Of A Hero | Female |
| Inoceneia | Innocent | Female |
| Inocenta | Innocent | Female |
| Iratze | Reference To The Virgin Mary | Female |
| Irene | Peace | Female |
| Iris | Rainbow | Female |
| Irune | Reference To The Holy Trinity | Female |
| Isa | Rainbow | Female |
| Isabel | Devoted To God | Female |
| Isabela | Variant Of Elizabeth. My God Is Bountiful:God Of Plenty. | Female |
| Isabella | Meaning Unknown | Female |
| Isabelle | Devoted To God | Female |
| Isidora | Gifted With Many Ideas | Female |
| Itsaso | Sea | Female |
| Itxaro | Hope | Female |
| Ivana | Gift From God | Female |
| Ivette | Variant Of Yvette. | Female |
| Izar | Star | Female |
| Izarra | Star | Female |
| Izarre | Star | Female |