Knez may refer to:
- Knez (title), equivalent of "duke" or "prince", used in medieval Slavic countries such as Croatia, Serbia and Slovenia
- Knez (Vlach leader), a leader of the Vlach (or Romanian) communities in the medieval Kingdom of Hungary.
- Knez (surname), a South Slavic surname
- Knez (singer), the stage name of Montenegrin singer Nenad Knežević
KNEZ may refer to: