| Nicholas | | NIK-ə-ləs (English), nee-ko-LAH (French) | English, French | |
| Nick | | NIK | English, Dutch | |
| Nico | | NEE-ko (Italian, Dutch, Spanish) | Italian, Dutch, German, Spanish, Portuguese | |
| NicodÈMe | | nee-ko-DEM | French | |
| Nicodemus | | nik-ə-DEE-məs (English) | Biblical, Biblical Latin | |
| Nicol (1) | | - | Scottish, Medieval English | |
| Nicol (2) | | - | Dutch, German, Czech | |
| Nicola (2) | | NIK-ə-lə (English) | German, Czech, English | |
| Nicolaas | | - | Dutch | |
| Nicolas | | nee-ko-LAH | French | |
| Nicolau | | nee-koo-LOW (Portuguese) | Portuguese, Galician, Catalan | |
| Nicolaus | | NEE-ko-lows (German) | German, Ancient Greek (Latinized) | |
| Nicole | | nee-KOL (French), ni-KOL (English) | French, English, Dutch, German | |
| Nicolet | | - | Dutch | |
| Nicolette | | - | French | |