| NÚRia | | - | Catalan, Portuguese | |
| Narcisa | | - | Portuguese, Spanish, Italian, Romanian | |
| Narciso | | nahr-CHEE-so (Italian), nahr-THEE-so (Spanish), nahr-SEE-so (Latin American Spanish) | Italian, Spanish, Portuguese | |
| NatÁLia | | - | Hungarian, Portuguese, Slovak | |
| Natacha | | - | French, Portuguese | |
| Natanael | | - | Spanish, Portuguese | |
| Nataniel | | nah-tah-NYEL (Spanish) | Spanish, Portuguese | |
| NathÁLia | | - | Portuguese (Brazilian) | |
| Nela | | - | Croatian, Slovak, Portuguese, Czech | |
| Nelinha | | - | Portuguese | |
| Nelinho | | - | Portuguese | |
| Netuno | | - | Portuguese (Brazilian) | |
| Neves | | - | Portuguese | |
| Nico | | NEE-ko (Italian, Dutch, Spanish) | Italian, Dutch, German, Spanish, Portuguese | |
| Nicodemo | | nee-ko-DE-mo (Italian), nee-ko-DHE-mo (Spanish) | Italian, Spanish, Portuguese | |