| Hildur | | - | Icelandic, Norwegian | |
| Hinrik | | - | Icelandic | |
| HjÖRdÍS | | - | Ancient Scandinavian, Icelandic | |
| HjÖRtur | | - | Icelandic | |
| HlÍF | | - | Ancient Scandinavian, Icelandic | |
| Hrafn | | - | Icelandic, Ancient Scandinavian | |
| Hulda (1) | | HUWL-dah (German) | Icelandic, Swedish, Norwegian, Danish, German, Norse Mythology | |
| Indri&Eth;I | | - | Icelandic | |
| Inga | | ING-ah (Swedish), ING-gah (German), EEN-gah (Russian) | Swedish, Danish, Norwegian, Icelandic, Latvian, Lithuanian, German, Russian, Ancient Scandinavian, A | |
| IngibjÖRg | | - | Ancient Scandinavian, Icelandic | |
| Ingvar | | - | Swedish, Icelandic, Norwegian, Danish | |
| JÓHann | | - | Icelandic | |
| JÓHanna | | - | Icelandic | |
| JÓHannes | | - | Icelandic, Faroese | |
| JÓN | | - | Icelandic, Faroese | |