Demm
Demm is a proper noun used in multiple, unrelated contexts, and there is no single, widely recognized subject known by this name. In onomastics, Demm may appear as a rare surname or given-name element in a small number of records, with origins and geographic distribution that are not well documented. Because the term is uncommon, reliable etymological explanations are scarce.
In fiction and media, Demm is sometimes used as a personal name or as part of the
Geographical usage of Demm is not prominent in major reference sources; there are no well-established towns
In branding and contemporary use, Demm may appear as a company name, product line, or project label
If you meant a particular Demm, additional context such as field, country, or medium will help identify