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 25, 1881) married 1852 Maria Elisabeth Frölicher
- Karl Joseph Kottmann married Maria Magdalena Katharina Munzinger
- Karl "Charles" Kottmann (October 20, 1844-January 16, 1890) married 1879 Anna Friederika Munzinger
- Dr. Auguste Kottmann (March 4, 1846-July 4, 1904)
- Ernst "Ernest" Kottmann (December 5, 1874-October 16, 1944) married Dora Stünzi (?-February 17, 1952)
- Hans Kottmann-Simper (1910-December 10, 1964) married Anneliese Simper
- Guido Kottmann-Portmann (1913-June 15, 1965) married Elsbeth Portmann
- Dr. Kurt Kottmann (1877?-1952)
- Rudolf Kottmann (1878-August 9, 1952)
- Ernst "Ernest" Kottmann (December 5, 1874-October 16, 1944) married Dora Stünzi (?-February 17, 1952)
- Franz Jakob Kottmann (1783-1844)