Born into a noble family, the leading origin from one of the boyars Dimitrie Cantemir, Roshko was baptized in the Russian Orthodox Church.
After 1917 the family was in exile in Japan, in 1918 to United States, in 1920 moved to Europe, from 1923 lived in Paris, where Vsevolod in 1936 graduated from high school and enrolled at the university.
Range of scientific and theological interests Roshko was very diverse, in addition to the epistolary heritage he has other work - this books and articles, including those on the history of the Russian presence and Orthodoxy in Alaska, the history of the Russian Old Believers in the face Avvakum, a number of Eastern saints, including Palestinian holy fool Simeon Sallosu.
Serious work of Vsevolod Roshko - a book " Seraphim: Sarov and Diveevo", which was written in exile in French at affordable sources in the western world, the author wrote it in Paris and Jerusalem.
In 1982 Roshko retired, living in the home of Italian nuns in which he died on December 13, 1984, in Jerusalem, buried in Mater Misericordia.