He began his music studies at Kaunas J. Naujalis secondary art school in R. Šerkšnytė's class and continued at the Lithuanian Academy of Music under the guidance of professor Jurgis Karnavičius. During his studies at the Academy, the pianist became the winner of M. K. Čiurlionis inter-republican pianist competition and won a special prize for the best performed Čiurlionis pieces.

in 1990 obtained a master's degree. He studied in the United States of America, obtaining a master's degree at De Paul University in Chicago in 1993. However, while he was studying, he also worked at the same time - repairing pianos. He also studied with pianist Ester Elinaitė at the Henrik Neihaus Institute in Zurich (Switzerland), pianist Andrii Kuprevičius in Cleveland (Ohio, USA), pianist Edvardas Auer in Bloomington (Indiana, USA). 1994-2000 the pianist taught at the music faculty of Saint Xavier University in Chicago. 2001-2012 the pianist taught at the Lithuanian Academy of Music. Since 2012 - teacher at VMU Music Academy, 2012 - 2014 vice dean of foreign relations, 2012 - 2015 Head of the piano department. in 2014 became M.K. Director of Čiurlionis House in Vilnius.
The creative heritage of great-grandfather M. K. Čiurlionis occupies a special place in the pianist's repertoire. Promoting the work of the composer and artist, the pianist prepared lectures - concerts "Čiurlionis pasaulis" and "Čiurlionis. Path to sound images" and performed them in universities and museums of many American cities, Canada, Lithuania, France, Italy, Poland, Norway, Argentina, Uruguay, Russia. in 1998 the pianist in the USA recorded M. K. Čiurlionis' piano cycles on a CD (LAFA 001). in 2000 the CD "Čiurlionis 125" (Bomba Records) was released, recorded together with the Vilnius State String Quartet. In 2005, the CD "Čiurlionis. Pieces for piano 1896-1899". Finally, the pianist continued the work of the German composer Nikolaus Lahusen and recorded all of M.K. Čiurlionis works for piano. In 2011, they were published together with the book "M.K. Čiurlionis. Pieces for piano" (6 CDs) on the occasion of the 100th anniversary of the composer's death. In honor of his great-grandfather M.K. In Čiurlionis, Rokas Zubovs emerged not only as a pianist, but also as an actor. In the summer of 2013, the film "Letters to Sofia" produced by the British director Robert Mullan was released in cinemas, where Zubov played the main role, playing his great-grandfather.

As a soloist, member of various chamber ensembles ("Nepaklusnieji" etc.) and piano duo "Duo Zubovas", the pianist performed in France, Italy, Norway, Argentina, Uruguay, Russia. Participated in "Berlioz 2003" (Rodez, France), "Festivale de la Nazione" (Cita di Castel, Italy), "Usedome" (Usedome, Germany), "Rauma Musikfestivo" (Rauma, Finland), "Pažaislio", "Marių pianos", "Šiauliai piano duets", "Kristoforo", "Čiurlionio-Griego", at other festivals, conducted master classes in Elektrėnai, Saint-Afrique (France), Rodez (France), Cork (Ireland), Madrid (Spain), The Hague ( Holland), Leipzig (Germany), Linz (Austria).

The performer organizes various cultural events, organizes festivals, cooperates in the music press. His articles on various pianistic issues are published in "Muzikos bars", and articles of a musicological and cultural nature were published in "Kultūros aktualijas" and "Kultūros bars". Also, in 2004, the pianist hosted a TV talk show on the musical theme "Melomania".

in 2010 pianist Rokas Zubovas was chosen as the most memorable artist of Kaunas. In 2011, he was awarded the Knight's Cross of the Order "For Services to Lithuania". In 2016, for his services to the culture of Kaunas and the entire country, he was awarded the 2nd degree Santaka badge of honor.