Mundstock
Mundstock is a German surname. It is likely of occupational origin, referring to someone who was a purveyor or seller of provisions, particularly relating to the mouth or food. The term "Mund" translates to "mouth" in English, and "-stock" can refer to a store, supply, or provisions. Therefore, a possible interpretation is someone who provides for the mouth, such as a cook, caterer, or food merchant.
The name is primarily found in Germany, and to a lesser extent in other countries with German diaspora. There are variations in spelling that may exist. Further research into genealogical records and historical documents would be required to trace the specific origins and distribution of families bearing this surname.