Jean Valancogne
- Born on June 29, 1783 in Saint-Étienne
Family
- Married on October 19, 1810 in Saint-Étienne, with Jeanne Marie Brossard (1788 - ), issuing
- Pierre (1811 - 1871)
- Auguste (1813 - 1843)
Emilie- Marguerite Pauline ( - 1891)
Occupations
- fabricant de rubans