- Born on November 27, 1867 in Paris
- Deceased on December 31, 1950 in Rayol-Canadel-sur-Mer, at the age of 83 years
Parents
- Jules Koechlin (1816 - 1882), manufacturier à Mulhouse et à Paris, Frères Koechlin Impression
- Camille Dollfus (1826 - 1918)
Family
- Married on April 24, 1903 in Paris, with Suzanne Pierrard (1881 - 1965), issuing
- Jean Michel (1904 - 1990)
- Private
- Madeleine Andrée (1911 - 1997)
- Private
- Yves Pierre Samuel André (1922 - 2011)
Occupations
- compositeur
- polytechnicien (X 1887)