This is a list of the most common female names starting with the letter I, based on people currently estimated to be alive in the United States as of 2021.
| Name | People | Average Age |
|---|---|---|
| Isabella | 362,268 | 11.4 |
| Irene | 108,549 | 60.5 |
| Isabel | 97,317 | 23.4 |
| Isabelle | 77,638 | 15.7 |
| Iris | 64,342 | 34.7 |
| Ivy | 56,044 | 17.7 |
| Ida | 39,554 | 64.9 |
| Isla | 35,109 | 4.9 |
| Irma | 33,777 | 58.0 |
| Izabella | 28,323 | 10.1 |
| Imani | 25,170 | 16.9 |
| Ingrid | 24,113 | 38.0 |
| India | 21,594 | 25.4 |
| Itzel | 18,010 | 13.2 |
| Inez | 15,279 | 62.5 |
| Iliana | 11,810 | 19.1 |
| Isis | 11,118 | 18.4 |
| Isabela | 10,768 | 12.5 |
| Ilene | 10,519 | 59.4 |
| Ivette | 10,382 | 34.7 |
| Ina | 10,078 | 63.7 |
| Ivory | 9,865 | 31.7 |
| Iva | 9,122 | 59.0 |
| Ivanna | 8,066 | 10.1 |
| Ila | 7,960 | 44.6 |
| Isabell | 7,668 | 27.6 |
| Iesha | 7,290 | 30.8 |
| Ivana | 7,038 | 18.7 |
| Imogene | 6,596 | 72.8 |
| Ireland | 5,858 | 12.3 |
| Ivonne | 5,773 | 32.6 |
| Imelda | 5,458 | 43.1 |
| Isela | 5,310 | 27.3 |
| Ilana | 5,246 | 25.8 |
| Ileana | 5,016 | 28.1 |
| Iyanna | 4,906 | 13.8 |
| Iyana | 4,901 | 15.4 |
| Iman | 4,692 | 18.8 |
| Isha | 4,345 | 16.8 |
| Izabelle | 4,284 | 11.2 |
| Ines | 4,007 | 30.7 |
| Infant | 3,756 | 25.9 |
| Itzayana | 3,577 | 6.8 |
| Iona | 3,522 | 52.8 |
| Izabel | 3,493 | 12.4 |
| Ira | 3,309 | 50.8 |
| Isadora | 3,262 | 15.3 |
| Ivey | 3,221 | 28.0 |
| Indigo | 2,843 | 10.5 |
| Idalia | 2,666 | 33.6 |
| Ilona | 2,569 | 47.5 |
| Italia | 2,434 | 13.7 |
| Indie | 2,409 | 4.4 |
| Inga | 2,400 | 44.1 |
| Isobel | 2,346 | 17.1 |
| Imogen | 2,322 | 7.8 |
| Izzabella | 2,301 | 8.6 |
| Indira | 2,270 | 23.3 |
| Imari | 2,252 | 18.1 |
| Isamar | 2,234 | 23.1 |
| Irie | 2,221 | 9.3 |
| Isa | 2,157 | 17.9 |
| Inaya | 2,064 | 7.6 |
| Ilse | 2,028 | 24.7 |
| Ione | 2,016 | 61.3 |
| Iyla | 2,000 | 4.6 |
| Irina | 1,886 | 16.0 |
| Idella | 1,857 | 64.4 |
| Inara | 1,836 | 7.2 |
| Iola | 1,794 | 70.4 |
| Illiana | 1,770 | 14.3 |
| Ima | 1,733 | 75.9 |
| Italy | 1,728 | 8.9 |
| Iyonna | 1,680 | 14.9 |
| Izabela | 1,651 | 12.2 |
| Ivelisse | 1,635 | 31.6 |
| Issabella | 1,626 | 10.1 |
| Ieshia | 1,615 | 32.1 |
| Indya | 1,597 | 18.1 |
| Ivie | 1,590 | 18.9 |
| Irelynn | 1,506 | 8.3 |
| Inaaya | 1,428 | 4.9 |
| Israel | 1,427 | 22.2 |
| Irelyn | 1,418 | 9.3 |
| Irena | 1,382 | 33.4 |
| Indiana | 1,375 | 10.9 |
| Isaura | 1,341 | 27.3 |
| Iqra | 1,303 | 11.7 |
| Izel | 1,262 | 10.0 |
| Isra | 1,251 | 10.3 |
| Irish | 1,251 | 42.1 |
| Izabell | 1,242 | 11.4 |
| Ileen | 1,210 | 45.8 |
| Ilyana | 1,160 | 9.6 |
| Inger | 1,068 | 53.9 |
| Indy | 1,066 | 8.0 |
| Ivanka | 1,057 | 6.1 |
| Ivon | 1,040 | 28.7 |
| Ilianna | 1,039 | 13.1 |
| Ishani | 1,024 | 10.3 |