Anna Antonova was born in Moscow in 1970. She graduated from the Gnessins State Music College (Galina Zubareva's classes), then from the P.I. Tchaikovsky Moscow State Conservatory (classes by Professor Valentin Feygin and Alexander Knyazev) and completed assistantship-internship there (Alexander Knyazev's classes).
Since 1993, she had worked in the Young Russia State Symphony Orchestra directed by Mark Gorenstein.
In 2002-2010, she had been the second concertmaster of the cello section in the E.F. Svetlanov Russian State Symphony Orchestra and was part of the soloist’s quartet of the orchestra. In 2006, she received thanks of the RF Minister of Culture for her personal contribution into the development of performing arts and her faultless work in the orchestra.
Since 2014 – an artist of the Philharmonic Orchestra of Russia, since 2022 – a member of the NPR's ensemble of cellists.