Boris Nikolayevich Shiryaev was a Russian writer of the "second wave" of exile and a participant of the Russian apostolate in the Russian Diaspora. A member of the White movement during the Russian Civil War, during the occupation of the southern Russian city of Stavropol by the German Wehrmacht, he collaborated with the occupiers by publishing anti-Soviet newspapers and consequently had to flee to Italy. He was a member of the Russian Greek Catholic Church in Diaspora.