Date of Birth: 
Place of Birth: Amiens, Hauts-de-France, France
About Marius Lejeune
- Marius Lejeune (born 2 November 1882, date of death unknown) was a French rower. Lejeune won medals with the men's eight at the 1908 and 1909 European Rowing Championships.
- He also competed in the men's eight event at the 1912 Summer Olympics.
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