Lilit Martirosyan started playing the piano at the age of 8. After studying for six months in Yerevan, she moved to Moscow and studied for six years in the class of Honored Artist of the Russian Federation Nana Ter-Gabrielyan. In 2018, she moved to Armenia and studied in the class of Professor Sergey Kechek for one year at the music school named after Spendiaryan, then P.Tchaikovsky Special Music School. She is currently a second-year student at the Yerevan State Komitas Conservatory in the class of Professor Vagharshak Harutyunyan.
Lilit Martirosyan is a laureate of many international competitions in Yerevan, Moscow, and St. Petersburg.
Lilit Martirosyan also participated in master classes with Armen Manasyan, Svetlana Navasardyan, Dmitry Masleev, Philip Kopachevsky, Ruben Dalibaltayan, Natalia Trulli, Pascal Godard, Anna Sarkisova, Marianna Shirinyan, Andrey Gridchuk.