Leonid Plashinov-Johnson was born in Siberia, Russia in 1995 and began playing the violin at the age of three. Aged ten he was awarded a place at the Yehudi Menuhin School in Surrey, where he studied the violin under Lutsia Ibragimova. During his final year at the school he switched full time to the viola, which he studied with the principle viola of the Royal Opera House, Covent Garden, Andriy Viytovych.
Currently Leonid is a pupil of Kim Kashkashian at the New England Conservatory, Boston, where he has also served as an assistant teacher from September 2017.
He has performed as a soloist, chamber musician and orchestral member in many venues across Europe and the United States including the Wigmore Hall, Windsor Castle, Reims Cathedral, Musicgebouw (Amsterdam) and Jordan Hall (Boston) and has also appeared at festivals such as the Menuhin festival in Gstaad, Yellow Barn (Vermont) and AIMS festival (Catalonia).
In March of 2015, Leo received top honours at the International Competition “Young Virtuosi” held in Sofia, Bulgaria