Anna Mercedes Čtvrtníčková is a Czech film, television and theatre actress. When she was just eight years old she started to sing in the child opera. She is the daughter of an actor Peter Čtvrtníček and a director Vlasta Čtvrtníčková. She first appeared on screen in the movie Modrý Tygr (2011), then in the Svěrak´s fairytale Tři bratři (2014). She also appeared in the movie Teorie tygra (2016) and as the main leading actress with the actor Jiří Bartoška in the movie Manžel na hodinu (2016), where she appeared alongside the great Czech actors such as Bolek Polívka, David Novotný, David Matásek a Eva Holubová. In the popular movie Anděl Páně 2 (2016) she was the leading actress Anežka. In the years 2016/2017 she acted in the National Theatre in the play Audience u královny. Iva Janžurová, famous Czech actress played the Queen and Anna was her child counterpart. She studies at gymnasium and in 2019 she played in the comedy Špindl 2 and from 2021 she also plays in TV series Třídnischůzka.