Wilhelm Hoyer
Wilhelm Hoyer is the name of the following people:
- Wilhelm Hoyer (geologist) (1854–1932), German geologist and civil engineer
- Wilhelm August Hoyer (1890–1948), German biologist and doctor
- Wilhelm Christoph Hoyer (1826–1897), German manufacturer and local politician
Wilhelm Hoyer also stands for:
- Wilhelm Hoyer GmbH & Co. KG, see Hoyer group of companies
