Mark Fernand Severin (5 January 1906 – 10 September 1987) was a Belgian illustrator, engraver, and graphic artist, best known for designing bookplates.
Casson, from 1931 until 1939, at which time he moved back to Belgium to serve in the army for the duration of World War II.
He served as Professor of Graphic Design at the Institut des Hautes Etudes Typographiques Plantin from 1956.
Over the course of his career, he made close to five hundred ex libris (many of which have erotic themes), illustrated over 30 books, and designed postage stamps for Belgium and Belgian colonies in Africa.
[5] Severin was elected to the Belgian Royal Academy in 1950 and served as director of the Class of Arts in 1967 and 1981.