| Inge | | ING-e (Danish, Norwegian, Swedish), ING-gə (German), ING-ə (Dutch) | Danish, Norwegian, Swedish, German, Dutch | |
| IngebjØRg | | - | Norwegian, Danish | |
| Ingeborg | | ING-e-bawrk (German) | Swedish, Norwegian, Danish, German | |
| Ingegerd | | ING-e-yerd (Swedish) | Swedish, Norwegian, Danish | |
| Inger | | - | Swedish, Norwegian, Danish | |
| Ingolf | | ING-gawlf (German) | Swedish, Norwegian, Danish, German | |
| Ingrid | | ING-rid (Swedish), ING-ree (Norwegian), ING-grit (German) | Swedish, Norwegian, Danish, German | |
| Ingvar | | - | Swedish, Icelandic, Norwegian, Danish | |
| Ingvild | | - | Norwegian | |
| Irene | | ie-REEN (English), ie-REE-nee (English), ee-RE-ne (Italian), EE-re-ne (Finnish), ee-RE-nu (German) | English, Italian, Spanish, Portuguese, Swedish, Norwegian, Danish, Finnish, German, Ancient Greek (L | |
| Iris | | IE-ris (English), EE-ris (German, Dutch), EE-rees (Finnish, Spanish) | Greek Mythology, English, German, Dutch, Swedish, Norwegian, Danish, Finnish, French, Spanish | |
| Isabella | | ee-zah-BEL-lah (Italian), iz-ə-BEL-ə (English) | Italian, German, English, Swedish, Norwegian, Danish, Dutch, Romanian | |
| Isak | | EE-sahk | Swedish, Norwegian, Danish | |
| Ivar | | EE-vahr (Swedish, Norwegian) | Swedish, Norwegian, Danish | |
| JØRg | | - | Danish, Norwegian | |