Ernst Schmidheiny
Ernst Schmidheiny is the name of the following people:
- Ernst Schmidheiny (industrialist, 1871) ( Ernst I. Schmidheiny ; 1871–1935), Swiss industrialist and politician
- Ernst Schmidheiny (industrialist, 1902) ( Ernst II. Schmidheiny ; 1902–1985), Swiss industrialist and founder of a foundation