John Lawrence Sonderegger (December 8, 1914 – March 25, 1992) was an American businessman and politician.
In 1940, Sonderegger received his doctorate degree in business from University of Wisconsin–Madison.
[1] In 1936, he started to work for Rennebohm Drug Store and became the company's secretary and comptroller.
He resigned on September 30, 1948 to become Wisconsin state insurance commissioner.
[1] Sonderegger worked at several other companies and help with the merger of Rennebohm Drug Stores with Walgreens.