| Baby Name | Gender | Meaning | Origin |
| Iakovos | M | Supplanter | Greek |
| Ian | M | God is gracious | Scottish |
| Iaokim | M | God will establish | Hebrew |
| Ichabod | M | The glory has departed | Hebrew |
| Ike | M | Laughter | Hebrew |
| Ilana | F | Tree | Hebrew |
| Ilanit | F | Tree | Hebrew |
| Ilia | F | God is Lord | Unknown |
| Ilias | M | The Lord is my God | Greek |
| Illias | M | The Lord is my God | Greek |
| Ilse | F | God is my oath | German |
| Imanol | M | God is with us | Hebrew |
| Immanuel | M | God is with us | Hebrew |
| Ioan | M | Gift from God | Greek |
| Ionanna | F | Grace | Hebrew |
| Ionnes | M | Gift from God | Hebrew |
| Iosep | M | God will multiply | Greek |
| Ioseph | M | God will multiply | Greek |
See Also: List Of A to Z Hebrew And Jewish Names And Their Meanings
| Baby Name | Gender | Meaning | Origin |
| Iov | M | God will establish | Russian |
| Ira | M | Watchful or vigilant | Hebrew |
| Iris | F | Rainbow | Greek |
| Isaac | M | Laughter | Hebrew |
| Isaakios | M | Laughter | Greek |
| Isabel | F | Consecrated to God | Spanish |
| Isabella | F | Consecrated to God | Italian |
| Isabelle | F | Consecrated to God | German |
| Isaiah | M | God is my salvation | Hebrew |
| Isaias | M | God is my salvation | Spanish |
| Iseabail | M | Consecrated to God | Unknown |
| Isha | F | Woman | Unknown |
| Ishmael | M | God listens | Hebrew |
| Isiah | M | God is my salvation | Hebrew |
| Isibeal | F | Consecrated to God | Hebrew |
| Ismael | M | God listens | Arabic |
| Israel | M | Contender with God | Hebrew |
| Isreal | M | Contender with God | Hebrew |
| Itai | M | Friendly | Hebrew |
| Itamar | M | Island of palms | Hebrew |
| Itzik | M | Laughter | Hebrew |
| Iva | F | God is gracious | Slavic |
| Ivan | M | God is gracious | Russian |
| Ivana | F | God is gracious | Slavic |
| Ivane | F | God is gracious | Slavic |
| Ivanna | F | God is gracious | Slavic |
| Ixaka | M | Laughter | Hebrew |
| Izaak | M | Laughter | Hebrew |
| Izabella | F | Consecrated to God | Italian |
| Izreal | M | Contender with God | Hebrew |
| Izso | F | God’s salvation | Unknown |