Černák
Černák is a Slovak surname. Notable people with the surname include:
- Erik Černák, Slovak ice hockey player
- Ibolja Cernak, Serbian medical scientist
- Isaka Cernak, Australian footballer
- Ľudovít Černák, Slovak politician and businessman
- Michal Černák, Czech footballer
- Peter Černák, Slovak footballer
- Roland Černák, Slovak footballer