| # | Name | Origin | Meaning | Gender | Save |
|---|---|---|---|---|---|
| 2381 | Irving | English | Friend. See also Ervin. | M | |
| 2382 | Irvyn | English | Friend. See also Ervin. | M | |
| 2383 | Irwin | English | Boar friend. Sea friend. | M | |
| 2384 | Irwyn | English | Sea friend. | M | |
| 2385 | Isenham | English | From the iron one's estate. | M | |
| 2386 | Isham | English | From the iron one's estate. | M | |
| 2387 | Ivar | English | Archer's bow. | M | |
| 2388 | Ives | English | Archer's bow. Patron saint of St. Ives in Cambridgeshire. More commonly used as a surname. Variant of Yves from Ivar. | M | |
| 2389 | Ivey | English | A climbing evergreen ornamental plant. | M | |
| 2390 | Ivo | English | Archer's bow. | M | |
| 2391 | Ivon | English | Archer's bow. | M | |
| 2392 | Ivor | English | Archer's bow. | M | |
| 2393 | Iwdael | English | From the yew tree valley. | M | |
| 2394 | Jack | English | Diminutive of John: God is gracious. During the Middle Ages, Jack was so common that it was used as a general term for 'man' or 'boy'. Famous Bearer: American actor Jack Lemmon. | M | |
| 2395 | Jackie | English | Diminutive of Jack, derived from John: God is gracious. During the Middle Ages, Jack was so common that it was used as a general term for 'man' or 'boy'. Famous Bearer: American actor Jack Lemmon. Used more for girls than boys. | M | |
| 2396 | Jackson | English | Son of Jack. | M | |
| 2397 | Jacy | English | Based on the initials J.C. or an abbreviation of Jacinda. | M | |
| 2398 | Jadrien | English | Blend of Jay or Jade and Adrien. | M | |
| 2399 | Jae | English | Variant of names like Jason and Jacob. | M | |
| 2400 | Jager | English | Carter. | M | |