Jacques Henri Koechlin
- Born on June 2, 1874 in L'Isle-sur-le-Doubs
- Deceased on October 10, 1914, at the age of 40 years
Parents
- Nicolas Koechlin (1838 - 1892), industriel à Mulhouse et l'Isle-sur-le-Doubs en constructions mécaniques (André Koechlin & Cie)
- Juliette Meiner (1844 - 1931), rentière
Family
- Married on August 6, 1901, with Marguerite Madeleine Elisabeth Lalance (1879 - 1948)
- Married with Lucie Marie Joséphine Sauvageot (1881 - 1949), issuing
- Jean Jacques (1914 - 1990)