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 Kottmann (September 30, 1822-November 26, 1881)
- ? Kottmann
- Charles Kottmann (1844-January 16, 1900)
- Franz Jakob Kottmann
- Ernst Kottmann (1875?-October 16, 1944)
- Rudolf Kottmann (1878-August 9, 1952)
- Hans Kottmann (1910-December 10, 1964)
- Guido Kottmann (1913-June 15, 1965)