Leonid Borisovich Yanush (Russian: Леонид Борисович Януш; 13 December 1897 — 8 June 1978) was a painter from Leningrad, a representative of classic Russian landscapers.«I think that every man who considers himself well-bred and cultural has to be involved in some kind of art or at least be interested in arts» — L. B. Yanush, painter, scientist, tutor.