- Born on February 4, 1746 in Mulhouse
- Deceased on January 23, 1836 in this municipality, at the age of 89 years
Parents
- Samuel Koechlin (1719 - 1776), industriel fabricant d'indiennes (Koechlin, Schmaltzer & Cie)
- Élisabeth Hofer (1725 - 1793)
Family
- Married on February 17, 1769 in Mulhouse, with Climène Dollfus (1753 - 1828), issuing
Anne Catherine (1772 - 1835)- Jean (1773 - 1861)
- Jacques (1776 - 1834)
- Rodolphe (1778 - 1855)
- Marie Madeleine (1779 - 1857)
- Nicolas (1781 - 1852)
- Mathieu (1784 - 1834)
- Daniel (1785 - 1871)
- Ferdinand (1786 - 1854)
- Édouard (1793 - 1841)
Occupations
- industriel
- négociant à Mulhouse
- chimiste