Tomeček (feminine Tomečková) is a Czech surname. Notable people with the surname include:
Jakub Tomeček (born 1991), Czech sport shooter Jan Tomeček (born 1990), Czech ice hockey player Lubomír Tomeček (born 1979), Czech mountain bike orienteer Nikola Tomečková (born 1974), Czech javelin thrower Vojtěch Tomeček (born 1994), Czech professional ice hockey player Samuel Tomeček (born 1989), Slovak singer