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Katholischer Jugendarbeiter und Gegner des Nationalsozialismus (1921-1945)
Marcel Callo (* 6. December 1921 in Rennes; † 19. March 1945 in Mauthausen concentration camp) was a katholischer Jugendarbeiter und Gegner des Nationalsozialismus. He was 23 years old. His faith was Catholic Church. His cause of death was dysentery.