Zídek (feminine: Zídková) is a Czech surname. Notable people with the surname include:
George Zidek (born Jiří Zídek Jr.; 1973), Czech basketball player Jan Zídek (born 1999), Czech basketball player Jiří Zídek Sr. (1944–2022), Czech basketball player Jiri Zidek (paleontologist) (born Jiří Zídek), Czech-born American paleontologist
See also Anna Carin Zidek (born 1973), Swedish biathlete Žídek/Židek, similar surname