Beránek (feminine Beránková) is a Czech surname (meaning "little lamb"). Notable people with that surname include:

• Alois Beranek (1900–1983), Austrian football player, manager and referee
• Bohuslav Beránek (1946−2007), Czech orienteer
• Christian Beranek (born 1974), American graphic novelist and filmmaker
• Espen Beranek Holm (born 1960), Norwegian pop artist and comedian
• Jan Beránek (born 1970), Czech ecological activist and politician
• Jana Beránková, Czech figure skater
• Josef Beránek (born 1969), Czech ice hockey player
• Kateřina Beránková (born 1977), Czech figure skater
• Leo Beranek (1914−2016), American acoustician
• Miroslav Beránek (born 1957), Czech football coach
• Renata Beránková (born 1971), Czech rower