Arseny Mun was born in St Petersburg in 1999. At the age of six he began to study the piano under Elena Zyabreva. Since 2010 he has studied at the Middle Special School of Music of the St Petersburg State Rimsky-Korsakov Conservatoire (class of Alexander Sandler).
Prize-winner at more than fifteen All-Russian and international competitions. In 2015 he won 3rd prize at the Astana Piano Passion young pianists' competition, 3rd prize and the special prize at the e-Piano youth competition in Minneapolis (USA) and 2nd prize at the Van Cliburn International Young Pianists' Competition in Fort Worth (USA).
Recipient of a prize from the St Petersburg City Government. In 2014 he won a competition for a Yamaha Music grant from from the Yamaha company. From 2010-2017 he has been a recipient of the Sviatoslav Richter Grant of the Mstislav Rostropovich Foundation. In 2016 he was awarded the Yuri Temirkanov Prize.
Took part in the summer academy of Vienna's Universität für Musik und Darstellende Kunst and won the special prize as "Best Pianist" at the Verbier Festival Academy. Has appeared at the International Yuri Bashmet Festival in Minsk, the International Winter Arts Festival in Sochi, the International Piano Festival (St Petersburg), Moscow Greets Its Friends (Moscow) and Larisa Gergieva and Friends (Vladikavkaz).
Performs with ensembles including the Tallinn Chamber Orchestra, the St Petersburg State Academic Symphony Orchestra, the Tchaikovsky Bolshoi Symphony Orchestra, the New Russia State Symphony Orchestra, the Lithuanian Chamber Orchestra, the State Hermitage Orchestra, the Fort Worth Symphony Orchestra, the Minnesota Orchestra and the Northern Symphony orchestra. Has collaborated with the conductors Nikolai Kornev, Mikhail Golikov, Anatoly Rybalko, Modestas Barkauskas, Dmitry Liss, Fabio Mastrangelo, Alexander Titov and Zaurbek Gugkaev.