Zubák or Zubak is a surname. Notable people with this surname include:
- Ethan Zubak (born 1998), American soccer player
- Ivica Zubak (born 1978), Croatian-Swedish film director, screenwriter and producer
- Krešimir Zubak (born 1947), Croatian Politician
- Marilyn Zubak, married Olmstead (born 1995), American brand manager
- Michael Zubak (born 1999), tanish American leisure golfer