| Name | Group | Language of Origin | Languages of Use | Meaning/Translation or Related Words | US 2021 |
|---|
| Iara | Yara | Tupi | Spanish | water lady | |
| Ibai | Ibai | Basque | Spanish, Basque | river | |
| Iesha | Aish/Aisha | Arabic | Arabic | alive | |
| Iga | Ignaz/Ignatia | Etrusk | Polish | Words: fire | |
| Iggy | Ignaz/Ignatia | Etrusk | Spanish | Words: fire | |
| Ignace | Ignaz/Ignatia | Etrusk | French | Words: fire | |
| Ignacia | Ignaz/Ignatia | Etrusk | Spanish | Words: fire | |
| Ignacio | Ignaz/Ignatia | Etrusk | Spanish | Words: fire | #981 |
| Ignacja | Ignaz/Ignatia | Etrusk | Polish | Words: fire | |
| Ignacy | Ignaz/Ignatia | Etrusk | Polish | Words: fire | |
| Ignas | Ignaz/Ignatia | Etrusk | Lithuanian | Words: fire | |
| Ignatia | Ignaz/Ignatia | Etrusk | German | Words: fire | |
| Ignatz | Ignaz/Ignatia | Etrusk | German | Words: fire | |
| Ignaz | Ignaz/Ignatia | Etrusk | German | Words: fire | |
| Ignazia | Ignaz/Ignatia | Etrusk | German, Italian | Words: fire | |
| Ignazio | Ignaz/Ignatia | Etrusk | Spanish, Italian | Words: fire | |
| Iiris | Iris | Old Greek | Finnish | rainbow | |
| Ilir | Ilir | Albanian | Albanian | Words: be free / star | |
| Ilmari | Ilmarinen | Finnish | Finnish | Words: air | |
| Ilmarinen | Ilmarinen | Finnish | Finnish | Words: air | |
| Iñaki | Ignaz/Ignatia | Etrusk | Spanish, Basque | Words: fire | |
| Inci | Inci | Turkish | Turkish, Azerbaijani | pearl | |
| Inigo | Ignaz/Ignatia | Etrusk | English | Words: fire | |
| Iñigo | Ignaz/Ignatia | Etrusk | Spanish | Words: fire | |
| Intan | Intan | Malay | Malay | diamond | |
| Iona | Iona | Old Norse | English, Scottish | Words: island | |
| Iouri | Georg/Georgia | Old Greek | Russian | farmer, earthworker | |
| Ireland | Ireland | English | English | Ireland | |
| Iria | Iris | Old Greek | Spanish | rainbow | |
| Iride | Iris | Old Greek | Italian | rainbow | |
| Iris | Iris | Old Greek | German, Scandinavian, Dutch, English | rainbow | #107 |
| Íris | Iris | Old Greek | Icelandic | rainbow | |
| Irmak | Irmak | Turkish | Turkish | river | |
| Irving | Irving | Celtic | English, Scottish | green river | |
| Isebrand | Isebrand | Old High German | German | Words: iron / burning, sword | |
| Isenbert | Isenbert | Old High German | German | Words: iron / bright | |
| Ishilde | Ishilde | Old High German | German | Words: iron / fight | |
| Itzayana | Itzel | Maya | Spanish, English | she of the rainbow | #971 |
| Itzel | Itzel | Maya | English | she of the rainbow | #559 |
| Iuri | Georg/Georgia | Old Greek | Portuguese | farmer, earthworker | |
| Ixchel | Itzel | Maya | Spanish | she of the rainbow | |
| Jad | Jade/Jade | Spanish | English | jade | |
| Jada | Jade/Jade | Spanish | English | jade | #683 |
| Jade | Jade/Jade | Spanish | English | jade | #91 |
| Jade | Jade/Jade | Spanish | English | jade | |
| Jaeda | Jade/Jade | Spanish | English | jade | |
| Jagoda | Jagoda | Polish | Polish | berry | |
| Jaida | Jade/Jade | Spanish | English | jade | |
| Jale | Jale | Persian | Turkish, Persian | dew, dew-drop | |
| Jara | Jara | Unknown | Serbo-Croatian | maybe spring | |
| Jayda | Jade/Jade | Spanish | English | jade | #671 |
| Jayde | Jade/Jade | Spanish | English | jade | |
| Jebat | Jebat | Arabic | Malay | Words: musk | |
| Jeff | Geoffrey | Germanic | English | Words: region, area / stranger / peace, protection | |
| Jeffery | Geoffrey | Germanic | English | Words: region, area / stranger / peace, protection | |
| Jeffrey | Geoffrey | Germanic | English | Words: region, area / stranger / peace, protection | #424 |
| Jemma | Gemma | Latin | English | the precious stone | #598 |
| Jerzy | Georg/Georgia | Old Greek | Polish | farmer, earthworker | |
| Jewel | Jewel | English | English | | |
| Jewell | Jewel | English | English | | |
| Jirí | Georg/Georgia | Old Greek | Czech | farmer, earthworker | |
| Jirina | Georg/Georgia | Old Greek | Czech | farmer, earthworker | |
| Joas | Joash | Hebrew | German | fire of Yahweh | |
| Joash | Joash | Hebrew | English | fire of Yahweh | |
| Jökull | Jökull | Old Norse | Icelandic | glacier | |
| Jorck | Georg/Georgia | Old Greek | Scandinavian | farmer, earthworker | |
| Jordi | Georg/Georgia | Old Greek | Catalan | farmer, earthworker | |
| Jordy | Georg/Georgia | Old Greek | Dutch | farmer, earthworker | |
| Jörg | Georg/Georgia | Old Greek | German | farmer, earthworker | |
| Jorge | Georg/Georgia | Old Greek | Spanish | farmer, earthworker | #276 |
| Jörgen | Georg/Georgia | Old Greek | German, Scandinavian | farmer, earthworker | |
| Jørgen | Georg/Georgia | Old Greek | Scandinavian | farmer, earthworker | |
| Jorgie | Georg/Georgia | Old Greek | English | farmer, earthworker | |
| Joris | Georg/Georgia | Old Greek | German, Dutch, Low German | farmer, earthworker | |
| Jorja | Georg/Georgia | Old Greek | English | farmer, earthworker | |
| Jörn | Georg/Georgia | Old Greek | German, Low German | farmer, earthworker | |
| Jörna | Georg/Georgia | Old Greek | German | farmer, earthworker | |
| Jörne | Georg/Georgia | Old Greek | German | farmer, earthworker | |
| Jostein | Jostein | Old Norse | German, Scandinavian | Words: horse, stallion / horse / stone | |
| Joumana | Jumana | Arabic | Arabic | silvery pearl | |
| Jumana | Jumana | Arabic | Arabic | silvery pearl | |
| Jumanah | Jumana | Arabic | Arabic | silvery pearl | |
| Jupiter | Jupiter | Indoeuropean | German, Dutch, Scandinavian, English, French, Finnish | Words: light, daylight, deity / father | |
| Júpiter | Jupiter | Indoeuropean | Portuguese, Spanish | Words: light, daylight, deity / father | |
| Jure | Georg/Georgia | Old Greek | Slovenian | farmer, earthworker | |
| Jürg | Georg/Georgia | Old Greek | German | farmer, earthworker | |
| Jürgen | Georg/Georgia | Old Greek | German | farmer, earthworker | |
| Juri | Georg/Georgia | Old Greek | Russian | farmer, earthworker | |
| Jurij | Georg/Georgia | Old Greek | Slavic | farmer, earthworker | |
| Jurka | Georg/Georgia | Old Greek | Polish | farmer, earthworker | |
| Kahlani | Lani | Hawaii | English | sky, heaven | #966 |
| Kahurangi | Kahurangi | Maori | Maori | blue, dark blue, precious | |
| Kailani | Kailani | Hawaii | English | sea and sky | #275 |
| Kaito | Kaito | Japanese | Kanji symbol, Japanese | Words: sea / sake dipper, Big Dipper | |
| Kalani | Lani | Hawaii | English | sky, heaven | #338 |
| Kamaria | Qamar | Arabic | Swahili | moon | |
| Karma | Carmine/Carmen | Hebrew | English | Words: fruit garden, fruitful land / song | |
| Karmi | Carmi | Hebrew | German | Words: vineyard | |
| Kartik | Kartik/Kartika | Sanskrit | Indian | the Pleiades | |
| Kartika | Kartik/Kartika | Sanskrit | Malay | the Pleiades | |
