Černák, feminine: Černáková, is a Slovak surname that may refer to:

• Alena Černáková (born 1961), Czechoslovak gymnast
• Erik Černák (born 1997), Slovak ice hockey defenseman
• Ibolja Cernak, Serbian medical scientist
• Isaka Cernak (born 1989), Australian football player
• Ľudovít Černák (born 1951), Slovak politician and businessman
• Michal Černák (born 2003), Czech footballer
• Peter Černák (born 1976), Slovak football player
• Roland Černák (born 1997), Slovak football midfielder

• All pages with titles containing Cernak
• All pages with titles containing Cernakova