Sykora or Sýkora, feminine: Sýkorová, is a surname of Czech and Slovak language origin. It is related to the Polish surname Sikora. All are derived from a Slavic word for birds of the Paridae (tit) family. Notable people with the surname include:
Fiete Sykora (born 1982), German footballer
Ján Sýkora (born 1990), Slovak ice hockey player
Jan Sýkora (born 1993), Czech footballer
Ken Sykora (1923–2006), British jazz guitarist
Michal Sýkora (born 1973), Czech ice hockey player
Peter Sykora (born 1946), German footballer
Petr Sýkora (born 1976), Czech ice hockey player
Petr Sýkora (born 1978), Czech ice hockey player
Stacy Sykora (born 1977), American volleyball player
Thomas Sykora (born 1968), Austrian alpine skier
Tom Sykora (born 1946), American politician
Zdeněk Sýkora (1920–2011), Czech artist
Jana Sýkorová (born 1973), Czech opera singer
Marie Sýkorová (born 1951), Czech field hockey player