Johannes married Anna Barbara Kellenberger on 18 Oct 1858. Anna (daughter of Christian David Kellenberger and Elsbetha Tobler) was born on 21 Jan 1826 in Walzenhausen, Appenzell, Switzerland; died on 26 May 1863 in Walzenhausen, Appenzell, Switzerland. [Group Sheet] [Family Chart]

1. Johannes Sonderegger was born on 17 Jul 1859 in Walzenhausen, Appenzell, Switzerland; died on 2 Apr 1941 in Walzenhausen, Appenzell, Switzerland.
2. Johann Jacob Sonderegger was born on 8 May 1863 in Walzenhausen, Appenzell, Switzerland; died on 28 May 1863 in Walzenhausen, Appenzell, Switzerland.