Myšák (feminine: Myšáková) is a Czech and Slovak surname, meaning 'male mouse'. Notable people with the surname include:
Denis Myšák (born 1995), Slovak sprint canoeist Jan Myšák (born 2002), Czech ice hockey player Lawrence Mysak (born 1940), Canadian applied mathematician Lubomír Myšák (born 1979), Czech footballer Roman Mysak (born 1991), Ukrainian footballer
See also
Mišak