Hartmann Koechlin
- Born on February 10, 1709 in Mulhouse
- Deceased on January 17, 1738 in this municipality, at the age of 28 years
Parents
- Jean Koechlin (1678 - 1757)
- Agnès Weitnauer (1683 - 1759)
Family
- Married on January 18, 1734 in Mulhouse, with Marguerite Dollfus (1702 - 1780)