| Name | Group | Language of Origin | Languages of Use | Meaning/Translation or Related Words | US 2021 |
|---|
| Isaac | Isaac | Hebrew | English | he laughs | #40 |
| Isadora | Isidore/Isidora | Old Greek | German, Portuguese, English | gift of Isis | |
| Isadore | Isidore/Isidora | Old Greek | German, English | gift of Isis | |
| Isai | Jesse | Hebrew | English | maybe gift | |
| Isaiah | Isaiah | Hebrew | English, Hebrew | Yahweh is salvation | #56 |
| Isaias | Isaiah | Hebrew | English | Yahweh is salvation | #489 |
| Isamar | Isamar | Unknown | English | | |
| Iseult | Isolde | Unknown | English | | |
| Ishmael | Ishmael | Hebrew | English | God hears | |
| Isiah | Isaiah | Hebrew | English | Yahweh is salvation | |
| Isidora | Isidore/Isidora | Old Greek | German, Italian, English | gift of Isis | |
| Isidore | Isidore/Isidora | Old Greek | French, English | gift of Isis | |
| Isis | Isis | Egyptian | German, English | maybe mistress of the throne | |
| Ismene | Ismene | Old Greek | German, English | | |
| Isobel | Isabella | Hebrew | English, Scottish | God is perfection; or: God is my oath | |
| Isolde | Isolde | Unknown | German, English | | |
| Israel | Israel | Hebrew | English | God contends, God rules | #234 |
| Issac | Isaac | Hebrew | English | he laughs | #656 |
| Issachar | Isachar | Hebrew | English | | |
| Itzayana | Itzel | Maya | Spanish, English | she of the rainbow | #971 |
| Itzel | Itzel | Maya | English | she of the rainbow | #559 |
| Ivan | John/Johanna | Hebrew | English | Yahweh is gracious | #168 |
| Ivette | Ivo/Yvonne | Old High German | German, French, English | maybe the archer | |
| Ivor | Ingvar | Old Norse | English | Words: warrior | |
| Ivory | Ivory | English | English | ivory | #567 |
| Ivy | Ivy | English | English | ivy | #49 |
| Iyana | John/Johanna | Hebrew | English | Yahweh is gracious | |
| Iyanna | John/Johanna | Hebrew | English | Yahweh is gracious | |
| Iyla | Ila | Unknown | English | | #804 |
| Izabelle | Isabella | Hebrew | English | God is perfection; or: God is my oath | |
| Izaiah | Isaiah | Hebrew | English | Yahweh is salvation | #555 |
| Izayah | Isaiah | Hebrew | English | Yahweh is salvation | |
| J | J | Unknown | English | | |
| Jabari | Jabari | Swahili | English | the brave | #930 |
| Jace | Jason | Old Greek | English | Words: heal | #102 |
| Jacey | Jacey | English | English | | |
| Jacinda | Hyacinth/Hyacinth | Old Greek | English | | |
| Jack | John/Johanna | Hebrew | English | Yahweh is gracious | #11 |
| Jackeline | Jacob/Jacqueline/Jakoba | Hebrew | English | Yahweh may protect; holder of the heel; supplanter | |
| Jackie | Jacob/Jacqueline/Jakoba | Hebrew | English | Yahweh may protect; holder of the heel; supplanter | |
| Jackie | John/Johanna | Hebrew | English | Yahweh is gracious | |
| Jacklyn | Jacob/Jacqueline/Jakoba | Hebrew | English | Yahweh may protect; holder of the heel; supplanter | |
| Jackson | Jackson | English | English | son of Jack | #14 |
| Jackton | Jackton | Unknown | English | | |
| Jacky | Jacob/Jacqueline/Jakoba | Hebrew | English | Yahweh may protect; holder of the heel; supplanter | |
| Jacky | John/Johanna | Hebrew | English | Yahweh is gracious | |
| Jaclyn | Jacob/Jacqueline/Jakoba | Hebrew | English | Yahweh may protect; holder of the heel; supplanter | |
| Jacob | Jacob/Jacqueline/Jakoba | Hebrew | Dutch, Scandinavian, English | Yahweh may protect; holder of the heel; supplanter | #24 |
| Jacoby | Jacoby | Unknown | English | | #884 |
| Jacquelyn | Jacob/Jacqueline/Jakoba | Hebrew | English | Yahweh may protect; holder of the heel; supplanter | |
| Jacquez | Jaquez | Unknown | English | | |
| Jad | Jade/Jade | Spanish | English | jade | |
| Jada | Jade/Jade | Spanish | English | jade | #683 |
| Jade | Jade/Jade | Spanish | English | jade | |
| Jade | Jade/Jade | Spanish | English | jade | #91 |
| Jaden | Jadon/Jadon | Hebrew | English | thankful | #307 |
| Jaden | Jadon/Jadon | Hebrew | English | thankful | |
| Jadon | Jadon/Jadon | Hebrew | English | thankful | |
| Jadyn | Jadon/Jadon | Hebrew | English | thankful | |
| Jadyn | Jadon/Jadon | Hebrew | English | thankful | |
| Jaeda | Jade/Jade | Spanish | English | jade | |
| Jaeden | Jadon/Jadon | Hebrew | English | thankful | |
| Jaeger | Jaeger | German | English | Hunter | |
| Jael | Jael/Jael | Hebrew | English | mountain goat | |
| Jaelle | Jael/Jael | Hebrew | English | mountain goat | |
| Jaelyn | Jaelyn | Unknown | English | | |
| Jaelynn | Jaelyn | Unknown | English | | |
| Jagger | Jagger | Old English | English | peddler, carter | #771 |
| Jaheem | Jaheim | Unknown | English | | |
| Jaheim | Jaheim | Unknown | English | | |
| Jahel | Jael/Jael | Hebrew | English | mountain goat | |
| Jahiem | Jaheim | Unknown | English | | |
| Jahir | Jahir | Unknown | English | | |
| Jai | Jay | English | English | | |
| Jaida | Jade/Jade | Spanish | English | jade | |
| Jaiden | Jadon/Jadon | Hebrew | English | thankful | |
| Jaiden | Jadon/Jadon | Hebrew | English | thankful | #415 |
| Jaidyn | Jadon/Jadon | Hebrew | English | thankful | |
| Jaidyn | Jadon/Jadon | Hebrew | English | thankful | |
| Jailene | Jaelyn | Unknown | English | | |
| Jailyn | Jalen/Jalen | English | English | | |
| Jaime | Jacob/Jacqueline/Jakoba | Hebrew | English | Yahweh may protect; holder of the heel; supplanter | |
| Jaimie | Jacob/Jacqueline/Jakoba | Hebrew | English | Yahweh may protect; holder of the heel; supplanter | |
| Jair | Jair | Hebrew | English | he enlightens | #944 |
| Jajuan | Jaquan | Unknown | English | | |
| Jakai | John/Johanna | Hebrew | English | Yahweh is gracious | #926 |
| Jakari | Jakari | Unknown | English | | #816 |
| Jakayla | Jakayla | English | English | | |
| Jake | Jacob/Jacqueline/Jakoba | Hebrew | English | Yahweh may protect; holder of the heel; supplanter | #335 |
| Jakobe | Jacob/Jacqueline/Jakoba | Hebrew | English | Yahweh may protect; holder of the heel; supplanter | #946 |
| Jaleel | Jalil | Arabic | English, Arabic | the great, the revered | |
| Jalen | Jalen/Jalen | English | English | | #513 |
| Jalen | Jalen/Jalen | English | English | | |
| Jalisa | Jalisa | Unknown | English | | |
| Jaliyah | Jaliyah | Unknown | English | | #584 |
| Jalon | Jalen/Jalen | English | English | | |
| Jalyn | Jalen/Jalen | English | English | | |
| Jalynn | Jalen/Jalen | English | English | | |
| Jamar | Jamal/Jamal | Arabic | English | beauty | |
| Jamarcus | Jamarcus | English | English | | |
