Denis Marion
Marcel Defosse (15 April 1906 – 15 August 2000) was a Belgian journalist who used the name Denis Marion. Defosse played for Belgium in the 1937 Chess Olympiad. References

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1906 births
2000 deaths
Belgian chess players
Male journalists
Belgian writers in French
Free University of Brussels (1834–1969) alumni
People from Saint-Josse-ten-Noode
Chess Olympiad competitors
20th-century Belgian dramatists and playwrights
Belgian male dramatists and playwrights
20th-century chess players
20th-century Belgian journalists
20th-century pseudonymous writers