| Name | # Entries |
|---|---|
| Isak | 0 |
| Isakka | 0 |
| Isailofski | 0 |
| Isaksson | 1 |
| Isarabhakdi | 0 |
| Isarin | 0 |
| Isabella | 1 |
| Isabella Valenzi | 0 |
| Isaccs | 0 |
| Isacc | 0 |
| Isacsson | 0 |
| Isager | 0 |
| Isaia | 10 |
| Isledale | 0 |
| Isma | 0 |
| Ismaal | 0 |
| Ismael | 0 |
| Islik | 0 |
| Ismaeil | 0 |
| Ismaeli | 0 |
| Isman | 0 |
| Ismalun | 0 |
| Ismay Hill | 0 |
| Isoardi | 0 |
| Isokangas | 0 |
| Isola | 0 |
| Isom | 0 |
| Ison | 0 |
| Isodiou | 0 |
| Isopenko | 0 |
| Isotton | 0 |
| Isovic | 0 |
| Israelian | 0 |
| Ispahany | 0 |
| Ispanovity | 0 |
| Isreb | 0 |
| Issa | 0 |
| Isatti | 0 |
| Isberg | 0 |
| Isbester | 0 |
| Iscel | 0 |
| Isdahl | 0 |
| Iseli | 4 |
| Isehaq | 0 |
| Iselt | 0 |
| Isenhood | 0 |
| Iser | 0 |
| Isfahani | 0 |
| Isgar | 1 |
| Ishac | 0 |
| Ishack | 0 |
| Ishak | 0 |
| Ishara | 0 |
| Ishaya | 0 |
| Ishay Anaby | 0 |
| Ishenko | 0 |
| Ishiarezacich | 0 |
| Ishigucha | 0 |
| Ishigami Sims | 0 |
| Ishinjerro | 0 |
| Ishkhanian | 0 |
| Ishmael | 1 |
| Ishmail | 0 |
| Ishtiaq | 0 |
| Isiah | 0 |
| Isip | 0 |
| Iskaf | 0 |
| Iskander | 0 |
| Iskanto | 0 |
| Isken | 0 |
| Iskikian | 0 |
| Iskra | 0 |
| Isla | 2 |
| Islam | 31 |
| Ivkic | 0 |