| Niles | | NIELZ, NIE-əlz | English | |
| Nina (1) | | NEE-nah (Russian, Italian, German, Finnish, Polish), NEE-nə (English) | Russian, Italian, English, German, French, Swedish, Norwegian, Danish, Finnish, Dutch, Polish, Slove | |
| Ninette | | - | French | |
| Ninian | | - | Scottish, Irish, Ancient Celtic | |
| Nino (2) | | - | Ancient Near Eastern (Hellenized), Georgian | |
| Ninon | | - | French | |
| Ninos | | - | Ancient Near Eastern (Hellenized) | |
| Nisha | | - | Indian, Hindi, Marathi, Kannada, Malayalam, Tamil, Telugu, Gujarati, Bengali, Nepali | |
| Nishat | | - | Arabic, Bengali | |
| Nita (1) | | - | English | |
| Niviarsiaq | | - | Native American, Greenlandic | |
| NjÁLl | | - | Norse Mythology, Ancient Scandinavian, Icelandic | |
| NoÉ | | no-E (French, Spanish) | French, Spanish, Portuguese | |
| NoÉMie | | no-e-MEE | French | |
| NoÈLe | | - | French | |