| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Isbrand | - | Ancient Germanic | ||
| Iscah | - | Biblical | ||
| Isebella | iz-ə-BEL-ə | English (Rare) | ||
| Iset | - | Egyptian Mythology | ||
| Iseul | - | Korean | ||
| Iseult | i-SOOLT (English), i-ZOOLT (English), EE-səlt (English) | Arthurian Romance | ||
| Iseut | - | Medieval English | ||
| Isha | - | Indian, Hindi, Marathi, Hinduism | ||
| Ishani | - | Indian, Hindi | ||
| Ishild | - | Ancient Germanic (Hypothetical) | ||
| Ishita | - | Indian, Hindi | ||
| Ishmael | ISH-may-əl (English), ISH-mee-əl (English) | Biblical | ||
| Ishmerai | - | Biblical | ||
| Ishtar | ISH-tahr (English) | Near Eastern Mythology | ||
| Ishvi | - | Biblical |