Dmitry Smirnov was born in 1994 in St Petersburg in a musical family. At the age of four he began to study music. Graduated from the Middle Special School of Music of the St Petersburg State Rimsky-Korsakov Conservatoire (classes of Elena Zaitseva and Anastasia Milka). Currently a student at the Haute Ecole de Musique de Lausanne (class of Pavel Vernikov). Prize-winner at the International Russian Rotary Children's Music Competition (2nd prize, 2005), the Moscow International David Oistrakh Violin Competition (1st prize, 2006), the international children's competition II Piccolo Violino Magico in Italy (1st prize, 2007), the Gartow Stiftung International Competition in St Petersburg (1st prize, 2007), the Yehudi Menuhin International Competition for Young Violinists in Cardiff (2nd prize, 2008), the All-Russian Music Competition in Moscow (2nd prize, 2011) and the International Tibor Varga Violin Competition in Sion (1st prize and Audience Award, 2015).
In 2007 he made his debut at Carnegie Hall in New York, and in 2009 he appeared at Wigmore Hall in London. Has taken part in the Salzburg Festival, the international festivals Crescendo, Musical Olympus, Moscow Invites its Friends, L'estate musicale (Italy), Popkomm (Germany) and Inverno musicale (Brazil).
Has appeared with the Symphony Orchestra of the St Petersburg Philharmonic (Honoured Ensemble of Russia), the State Chamber Orchestra of the Republic of Belarus, the State Academic Symphony Cappella of Russia, the Volgograd Symphony Orchestra, the Academic Symphony Orchestra of the Moscow Philharmonic, the Orchestra di Padova e del Veneto, the New Russia State Symphony Orchestra and the chamber ensembles Moscow Virtuosi and Moscovia.