| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| NicodÈMe | nee-ko-DEM | French | ||
| Nicol (1) | - | Scottish, Medieval English | ||
| Nicola (2) | NIK-ə-lə (English) | German, Czech, English | ||
| Nicolas | nee-ko-LAH | French | ||
| Nicolaus | NEE-ko-lows (German) | German, Ancient Greek (Latinized) | ||
| Nicole | nee-KOL (French), ni-KOL (English) | French, English, Dutch, German | ||
| Nicolette | - | French | ||
| Nicoline | - | French, Dutch | ||
| Nicomedes | - | Ancient Greek (Latinized) | ||
| Nicostratus | - | Ancient Greek (Latinized) | ||
| Nigel | NIE-jəl | English | ||
| Nigella | - | English (Rare) | ||
| Nigellus | - | English (Archaic) | ||
| Nik | - | English, Greek, Slovene | ||
| Nika (2) | - | Slovene, Croatian |