Lionel Alexandre Pierre de Marmier was a World War I flying ace credited with six confirmed aerial victories in World War I. He remained involved in aviation postwar, setting flying records and serving in the Spanish Civil War. At the start of World War II, he returned to his nation's service, shooting down at least one German plane. He died in an air crash on 30 December 1944. He was posthumously promoted to General.
- Occupation
- aircraft pilot, racing automobile driver, military personnel, French resistance fighter
- Citizenship
- France
- Born
- December 4, 1897
- Died
- December 30, 1944