Gustave Koechlin
- Born on July 27, 1837 in Willer-sur-Thur
- Deceased on October 8, 1906 in this municipality, at the age of 69 years
Parents
- Isaac Koechlin (1784 - 1856), industriel filateur et tisseur de coton (maison Isaac Koechlin à Willer)
- Sophie Steiner (1801 - 1840)
Occupations
- manufacturier à Willer-sur-Thur