Elizaveta was born on 20 December 1985 in Leningrad to a family of two famous Soviet actors Mikhail Boyarsky and Larisa Luppian.

When she was about to graduate, Elizaveta was interested in studying "Public relations" at the Faculty of Journalism at the Saint Petersburg State University.

Another significant role was that of Vera in the film You Will not Leave Me, directed by Alla Surikova, in which Boyarskaya acted together with her father, Mikhail Boyarsky.

She received wide popularity with the 2006 film Park of the Soviet Period and Timur Bekmambetov's movie The Irony of Fate 2 (2007).

She subsequently had roles in the films Do not Tell, Five Brides, Happy New Year, Moms!, Status: Free and Anna Karenina: Vronsky's Story, and in the 2013 TV series Sherlock Holmes.