| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Nichola | NIK-ə-lə | English (British) | ||
| Nicholas | NIK-ə-ləs (English), nee-ko-LAH (French) | English, French | ||
| Nichole | ni-KOL | English | ||
| Nick | NIK | English, Dutch | ||
| Nickolas | NIK-ə-ləs | English | ||
| Nicky | NIK-ee | English | ||
| Nicol (1) | - | Scottish, Medieval English | ||
| Nicola (2) | NIK-ə-lə (English) | German, Czech, English | ||
| Nicole | nee-KOL (French), ni-KOL (English) | French, English, Dutch, German | ||
| Nigel | NIE-jəl | English | ||
| Nigella | - | English (Rare) | ||
| Nigellus | - | English (Archaic) | ||
| Nik | - | English, Greek, Slovene | ||
| Nikki | NIK-ee | English | ||
| Nikkole | ni-KOL | English (Rare) |