Allik
Allik is an Estonian surname meaning "water source" or "spring". Notable people with the surname include:
- Hendrik Allik, Estonian communist politician
- Jaak Allik, Estonian politician and theatre director
- Johanna Allik, Estonian figure skater
- Jüri Allik,, Estonian psychologist
- Kristi Allik, Canadian music educator and composer
- Peeter Allik, Estonian artist