A landscape painter. Travelling exhibitions participated between 1887 and 1903 (a member of the Association since 1899). He showed his works at exhibitions "36 artists", was one of the founders and active members of the "Union of Russian artists".
Was born in Kharkov. He studied painting at the D. Espartero, then in a private drawing school of M. rayevska-Ivanova. In 1885 he moved to St. Petersburg. Attended drawing PM Repin. From 1886 he studied at St. Petersburg Academy of arts. In 1887 – 1903 exhibited works at exhibitions TPHV, belonged to the younger generation of the Wanderers. A member of the CPX, the Exhibitor Islands "36 artists". From 1902 he taught at the Stroganov school in Moscow. Repeatedly visited Italy, created a series of wonderful sketches of Venice. Small-sized landscapes realism, which felt the impact. Dubovsky, had a lot of popularity among art lovers and collectors. Works bought by P. Tretyakov. Works are in the collections of the state Tretyakov gallery, state Russian Museum, Chelyabinsk KG.
