Melnik may refer to:
Places
- Melnik, Bulgaria, a town
- Villa Melnik Winery near Melnik, Bulgaria
- Melnik Earth Pyramids near Melnik, Bulgaria
- Mělník, a town in the Czech Republic
- Mělník District in the Czech Republic
- Melnik, Wisconsin, an unincorporated community in the United States
- Melnik Ridge in Antarctica
- Melnik Peak in Antarctica
People
- See Andriy Melnyk
Other
- Melnik (grape)
- Melnick 34, a massive luminous Wolf–Rayet star
- Melnick 42, a massive blue supergiant star
- Melnick–Needles syndrome that affects bone development