Mariya Borozina has been a member of San Francisco Ballet Orchestra since 2004, and a member of San Francisco Opera Orchestra since 2007. Born in Moscow, Mariya studied at Gnessins Moscow Special School of Music and Moscow Conservatory. She went on to earn a postgraduate degree at Manhattan School of Music, studying with Glenn Dicterow, Lisa Kim, Yoko Takebe, and Albert Markov.

Borozina has played for Verbier Festival Orchestra, where she served as concertmaster in addition to Lucerne Festival Academy, Institute Attergau, and other international festivals. An avid chamber musician, she has appeared as part of several local groups including Eos Ensemble and Farallon Quintet. She performs at various chamber music series including MOTH, San Francisco Noontime Concert series, and is the concertmaster and a soloist for Russian Chamber Orchestra. She appears with other groups including San Francisco Academy Orchestra, Midsummer Music Festival, and regularly plays as a substitute member of San Francisco Symphony.

As an educator, Borozina coaches chamber groups and orchestras and performs in outreach programs. She teaches privately and is frequently invited to judge local competitions. She has been on the faculty of Golden State Youth Orchestra since 2015 and is the conductor for Galbraith Honor Strings. Mariya resides in Millbrae with her husband and their daughter.