Mary Jansová was born on June 16, 1897 in Prague, Bohemia, Austria-Hungary [now Czech Republic] as Marie Jansová. She was an actress, known for Devce z hor (1924), Steeple Chase (1922) and Pomsta more (1921). She was married to Josef Císar. She died on July 10, 1975 in Prague, Czechoslovakia [now Czech Republic].