Kottmann
The Kottmann family of Solothurn founded the Langendorf Watch Company factory in Langendorf in the 1870s. This grew to be the largest watch factory in Switzerland by the turn of the 20th century and was a major watch producer for decades.
- Johann Baptist Karl Kottmann (1776-1851)
- Johann Viktor "Jean" Kottmann (September 30, 1822-November 26, 1881)
- ? Kottmann
- Karl "Charles" Kottmann (1844-January 16, 1900)
- Franz Jakob Kottmann
- Ernst "Ernest" Kottmann (1875?-October 16, 1944)
- Rudolf Kottmann (1878-August 9, 1952)
- Hans Kottmann (1910-December 10, 1964) - car accident
- Guido Kottmann (1913-June 15, 1965) - heart attack