This is a list of the most common boy names starting with the letter I, based on babies born in the United States in the year 2025.
| Name | Births |
|---|---|
| Isaac | 5,953 |
| Isaiah | 5,267 |
| Ian | 3,924 |
| Ivan | 2,240 |
| Ismael | 1,307 |
| Israel | 1,081 |
| Ibrahim | 939 |
| Iker | 815 |
| Isaias | 755 |
| Izaiah | 439 |
| Idris | 391 |
| Izael | 336 |
| Ira | 301 |
| Ignacio | 298 |
| Izan | 269 |
| Ishaan | 266 |
| Issac | 258 |
| Isa | 253 |
| Imran | 237 |
| Isael | 231 |
| Ivaan | 215 |
| Ismail | 204 |
| Ilyas | 200 |
| Isai | 186 |
| Immanuel | 168 |
| Ivar | 133 |
| Iverson | 129 |
| Ilan | 124 |
| Ishmael | 121 |
| Isiah | 120 |
| Indigo | 113 |
| Ignatius | 100 |
| Issa | 98 |
| Iam | 98 |
| Irving | 90 |
| Izayah | 90 |
| Iman | 89 |
| Isidro | 88 |
| Ishan | 84 |
| Irvin | 80 |
| Izhaan | 79 |
| Iver | 66 |
| Ilias | 60 |
| Indiana | 60 |
| Indy | 58 |
| Ilian | 57 |
| Izrael | 56 |
| Ilia | 56 |
| Idrees | 56 |
| Ike | 55 |
| Ibraheem | 54 |
| Itzae | 50 |
| Isaak | 48 |
| Ishaq | 45 |
| Izaac | 44 |
| Ibrahima | 44 |
| Ihsan | 43 |
| Imani | 41 |
| Izaak | 41 |
| Ithan | 41 |
| Isak | 38 |
| Ilya | 38 |
| Izaan | 36 |
| Izaias | 34 |
| Ihan | 33 |
| Ikaika | 33 |
| Iroh | 32 |
| Ishvik | 31 |
| Isidore | 31 |
| Idan | 30 |
| Izel | 30 |
| Ivory | 30 |
| Irfan | 29 |
| Ithiel | 29 |
| Izekiel | 29 |
| Ismaeel | 29 |
| Ioannis | 29 |
| Isreal | 28 |
| Ilay | 27 |
| Izmael | 27 |
| Ibrohim | 25 |
| Islam | 25 |
| Izzy | 25 |
| Imari | 24 |
| Iyad | 24 |
| Izak | 23 |
| Ilai | 23 |
| Isac | 22 |
| Isandro | 22 |
| Itai | 22 |
| Icarus | 21 |
| Ishir | 21 |
| Irie | 21 |
| Imad | 20 |
| Itzael | 20 |
| Imri | 19 |
| Iann | 19 |
| Imaan | 17 |
| Indie | 17 |
| Island | 17 |