Wik may refer to:
- Wik peoples, several Australian Aboriginal groups from an extensive zone in Cape York
- Wik languages
- Wik Peoples v Queensland (1996), a landmark ruling that native title can coexist with pastoral leases in Australia
- Vik, Iran, a village in Zanjan Province, Iran, also known as Wik
- Wik (film), a 2016 Peruvian thriller drama film
