| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Hyacinth (1) | HIE-ə-sinth (English) | Greek Mythology (Anglicized) | ||
| Hyacinthe | - | French | ||
| Hyacinthus | - | Greek Mythology (Latinized), Ancient Greek (Latinized) | ||
| Hyakinthos | - | Greek Mythology, Ancient Greek | ||
| Hyder | - | Arabic | ||
| Hyginos | - | Ancient Greek | ||
| Hyginus | - | Ancient Greek (Latinized) | ||
| Hynek | - | Czech | ||
| Hypatia | - | Ancient Greek | ||
| Hypatos | - | Ancient Greek | ||
| I&Eth;Unn | - | Norse Mythology, Ancient Scandinavian | ||
| Iachin | - | Biblical Latin, Biblical Greek | ||
| Iacobus | - | Biblical Latin | ||
| Iael | - | Biblical Greek | ||
| Iafeth | - | Biblical Latin |