Jean Haffner
- Born on December 14, 1895 in Sainte-Marie-aux-Mines
- Deceased on November 16, 1984 in Lyon, at the age of 88 years
Parents
- Gustave Adolphe Haffner (1855 - 1927), industriel
- Anne Élise Baumgartner (1867 - 1936)
Family
- Married on November 27, 1921, with Hélène Pfister (1899 - )
Occupations
- ingénieur chimiste